Building Safety in California (2026)

Oakland makes property owners solely responsible for removing lead hazards in dwellings, and a certified Lead Risk…

Any renovation that disturbs paint in an Anaheim home built before 1978 must be performed by a Lead-Safe Certified firm…

Citrus Heights enforces lead-based paint standards under California Health & Safety Code §17920.10 and federal EPA…

Federal EPA RRP rules and California Title 17 lead-paint rules apply to Isleton's older housing. Certified renovators…

Long Beach's own Community Lead Hazard Control chapter, LBMC § 8.27, requires removal of lead hazards once the City…

Pasadena's Childhood Lead Hazard Reduction Ordinance lets the city health officer order lead abatement whenever a child…

Sacramento's Housing Code lists "presence of lead hazards" as one of the conditions that makes a building substandard…

San Francisco's Health Department declares any inspected dwelling unit with lead hazards a nuisance and can order the…

Federal RRP and California Department of Public Health rules require certified lead-safe work practices when…

Alameda County enforces California H&S Code 17920.10 treating deteriorated lead paint in pre-1978 housing as…

Antioch follows federal and California disclosure rules for lead-based paint in pre-1978 rentals. Landlords must…

When a tenant, resident or occupant complains about a possible lead hazard, Bakersfield must send an inspector out…

Berkeley enforces California H&S 17920.10 treating lead hazards in pre-1978 housing as substandard conditions, plus EPA…

Brentwood follows federal and California lead-paint disclosure rules for pre-1978 rental housing. Landlords must…

Federal Title X and California Health & Safety Code require lead paint disclosure for pre-1978 rental units in…

Fremont enforces California Health and Safety Code 17920.10 lead hazard standards and federal EPA RRP Rule for pre-1978…

Hayward pre-1978 housing is subject to federal EPA RRP rule, California Title 17, and H and S Code 17920.10…

Before a Los Angeles landlord can pull a permit for 'Primary Renovation Work' under the Rent Stabilization Ordinance…

Lead-based paint disturbance in Mountain View pre-1978 housing must follow EPA RRP rules and California lead-safe work…

Pre-1978 homes in Palo Alto must comply with federal RRP rules and California H and S Code 17920.10, which treats…

Rancho Cucamonga follows federal EPA RRP rules and California H and S 17920.10 treating deteriorated lead paint as a…

Sacramento County enforces CA HSC 17920.10 (lead hazard as substandard housing) and federal EPA RRP Rule for…

San Diego's Lead Hazard Prevention and Control Ordinance requires owners of rental properties built before 1979 to…

San Leandro pre-1978 renovations must follow EPA RRP rule and California HSC 17920.10. Lead-safe certified firms…

Santa Clara County pre-1978 home renovation follows EPA RRP rules and CA Health and Safety Code 17920.10. Contractors…

Sunnyvale follows federal EPA RRP Rule and California Title 17 for lead-safe work practices on pre-1978 homes…

Pre-1978 Victorville homes fall under federal EPA Renovation, Repair and Painting rules and California H and S Code…

Costa Mesa developers building small lot subdivisions must disclose lead-based paint and other construction hazards to…

Escondido requires any application to convert apartments into condominiums to include a physical element report that…

Oakland Municipal Code Chapter 8.72 requires operators of buildings with three or more residential units and an…

Elevators in Victorville are regulated and inspected by the Cal/OSHA Elevator Unit under Labor Code 7300. Owners must…

Berkeley landlords running a building with 10 or more rental units, two or more stories, and an elevator must repair a…

Elevators in Citrus Heights are regulated by the California Division of Occupational Safety and Health (Cal/OSHA)…

Fresno's only local elevator provision applies when an existing commercial or industrial building in central Fresno is…

Hemet has adopted the 2022 California Referenced Standards Code by reference as the city's elevator code, governing…

All elevator equipment in LA must be inspected and tested by the Department of Building and Safety once every year…

Modesto requires every elevator, escalator and dumbwaiter to be maintained under national ASME A17.1 standards, with a…

Residential and commercial elevators in Rancho Cordova are regulated by Cal/OSHA Division of Occupational Safety and…

All commercial and public elevators in Riverside must hold a current Cal/OSHA Elevator Unit permit and undergo annual…

Elevators in unincorporated Sacramento County are not regulated by county ordinance: California's Cal/OSHA Elevator…

California Labor Code 7300-7323 and Title 8 CCR 3000+ require annual elevator inspections by Cal/OSHA in San Bernardino…

California's Elevator Safety Orders (Cal/OSHA Title 8, Sections 3000-3141) and the Conveyance Safety Act (Labor Code…

San Francisco requires at least one passenger elevator to stay in working order and accessible to the Fire Department…

Santa Clara County elevators are regulated by Cal/OSHA under Labor Code 7300 to 7324. Every conveyance needs annual…

Simi Valley's Building Security Code requires every non-residential elevator car to carry a mirror or reflective…

San Rafael, California, in Marin County classifies scaffolding placed over a public sidewalk or street as a temporary…

In the City of Sonoma, scaffolding placed on or over any public right-of-way counts as an "encroachment" under SMC §…

Berkeley requires existing hotels, dormitories, Greek houses, and congregate residences built before 1992 to retrofit…

Buena Park's amended Building Code mandates automatic fire sprinklers throughout every new Group R (residential)…

Clovis Fire Code Section 903.2.8 requires an automatic sprinkler system in every Group R building, covering…

Eastvale requires an automatic fire sprinkler system in every one- and two-family dwelling regardless of square…

Fairfield's amended Fire Code requires an approved, fully automatic fire sprinkler system throughout any building…

Garden Grove's Fire Code amendment requires an automatic fire sprinkler system throughout every new Group R building…

Every townhouse built in Hanford must include an automatic residential fire sprinkler system under the city's amendment…

Huntington Beach's amended Residential Code mandates automatic fire sprinklers in every new one- and two-family…

Indio's 2025 Fire Code amendment requires an automatic fire sprinkler system in every new one- and two-family dwelling…

Irvine requires an automatic sprinkler system throughout every new building with a Group R (residential) fire area…

Lake Forest's Fire Code amendments require an automatic fire sprinkler system throughout every new Group R…

Livermore requires automatic fire sprinklers in every new building and any new structure added to an…

Long Beach Municipal Code § 18.48.440 amends California Fire Code § 903.2.8 to require automatic fire sprinklers in…

Fire Code § 903.2.3 requires an automatic sprinkler system throughout every one- and two-family dwelling in…

Menifee requires automatic fire sprinklers in every new building of 3,600 square feet or more regardless of use, and in…

Every new building in Monterey, including one- and two-family homes, townhomes and manufactured or mobile homes outside…

Every new one- and two-family dwelling in Mountain View must have an automatic fire sprinkler system installed, under…

Every Group R building in Oakland, from single-family houses to apartments, needs an automatic sprinkler system under…

Ontario requires NFPA 13D fire sprinkler systems installed throughout every one- and two-family dwelling, Group R-3…

Oxnard's amended California Fire Code requires automatic fire sprinklers in all new buildings citywide, regardless of…

In the City of Pacifica, Municipal Code Section 4-3.109 amends California Fire Code Section 903.2 to require an…

Palm Springs requires automatic fire sprinklers in any new building, including single-family homes, built beyond a…

Pasadena requires an approved automatic fire sprinkler system in all new construction of buildings and structures under…

Petaluma requires automatic fire sprinklers in every new one- and two-family dwelling regardless of size, and…

Every new one- and two-family dwelling and townhouse in Pleasanton must have an NFPA 13D automatic fire sprinkler…

Redondo Beach requires an automatic residential fire sprinkler system in every new townhouse and every new one- or…

Redwood City's locally amended Fire Code requires an automatic fire sprinkler system in every new single-family home…

Riverside requires an automatic fire sprinkler system in every new building under RMC § 16.08.145, amending California…

Riverside County requires an automatic fire sprinkler system in every one- and two-family dwelling regardless of square…

San Clemente requires automatic fire sprinklers in all new Group R residential buildings, including attached garages…

In unincorporated San Diego County, every new building must include an automatic NFPA 13, 13R, or 13D fire sprinkler…

San Luis Obispo County's local amendment to the California Fire Code requires automatic fire sprinklers throughout all…

San Rafael's Residential Code amendment requires automatic fire sprinklers in every newly built one- and two-family…

Santa Clara requires an automatic residential fire sprinkler system in every new one- and two-family dwelling and…

Unincorporated Santa Clara County requires automatic fire sprinklers in new one- and two-family homes and in additions…

Santa Cruz County requires an automatic fire sprinkler system in every new building in the unincorporated county…

The City of Sonoma requires an automatic fire sprinkler system in every new one- and two-family dwelling under Sonoma…

Sonoma County requires automatic fire sprinklers in every new one- and two-family home, regardless of square footage…

Stockton requires automatic fire sprinklers throughout every new one- and two-family dwelling, Group R3 building, and…

Sunnyvale requires an automatic residential fire sprinkler system in every new townhouse unit and every new one- and…

Every new one- and two-family dwelling built in Tracy, including manufactured homes, must have an automatic residential…

Union City's locally amended 2025 California Fire Code requires an automatic sprinkler system in every Group R…

Vacaville amends the California Fire Code so any building taller than three stories or 35 feet, or with more than 5,000…

Ventura's Fire Code Appendix R requires automatic fire sprinklers in every new building over 500 square feet, and in…

Vista's Fire Code requires an approved NFPA 13, 13R, or 13D automatic sprinkler system in every new building…

Westminster requires an automatic fire sprinkler system in every new building with a Group R (residential) fire area…

Yuba City requires an approved automatic fire sprinkler system in any building of 3,600 square feet or more, every…

Alhambra amended the California Fire Code's sprinkler mandate in Municipal Code § 19.02.030(K). New buildings over…

Anaheim requires an automatic fire sprinkler system in every new building over 5,000 square feet or more than two…

Elk Grove's local amendment to the California Fire Code requires fire sprinkler systems in new manufactured homes and…

Fresno's local fire code amendment requires an automatic sprinkler system in every new building or structure once its…

Hemet's fire code amendment requires automatic sprinklers in new buildings of any occupancy once the total building…

Automatic fire sprinkler systems are required throughout all new Group R (residential) buildings in unincorporated LA…

In unincorporated Monterey County, the Fire Code's local amendments require automatic fire sprinklers when the Fire…

Moreno Valley requires an automatic fire sprinkler system in every new building of 3,600 square feet or more, in any…

Redlands requires an automatic fire sprinkler system throughout every building with a Group R fire area, covering…

In unincorporated San Benito County, the Fire Code's Appendix Q requires new and remodeled single-family dwellings…

San Bernardino does not impose a blanket sprinkler mandate on home additions. Under § 15.04.250, the acting Fire…

San Marcos expands the California Fire Code's sprinkler mandate to every Group R-2 and R-3 building under Municipal…

Santa Monica requires automatic fire sprinkler systems in all newly constructed buildings, with one limited exception…

Baldwin Park ties accessory dwelling unit fire sprinklers to the primary house. Municipal Code § 153.120.360(D)(1)(a)1…

Butte County requires automatic fire sprinklers in every Limited Density Owner-Built Rural Dwelling larger than 1,200…

Carlsbad's amended building code requires approved automatic fire sprinklers in new non-residential buildings over…

Chico's Traditional Neighborhood Development standards require fire sprinklers in any building on an off-network street…

Chino requires automatic fire sprinklers in new buildings of 5,000 square feet or more, but its local amendment…

Chino Hills requires automatic fire sprinklers in any new building 5,000 square feet or larger under Fire Code § 903.2…

Chula Vista amends the California Fire Code to require at least a 1-inch water meter for any NFPA 13-D residential fire…

Compton ties fire sprinklers in an accessory dwelling unit directly to whatever the primary house needs. Section…

Contra Costa County requires automatic fire sprinklers in existing Group R-3 (single-family) dwellings whenever a…

Corona locally amends NFPA 13D, the standard for sprinkler systems in one- and two-family dwellings, under Corona Code…

Cupertino requires automatic fire sprinklers in all new one- and two-family dwellings and townhouses, and in existing…

Davis adds a local sprinkler trigger to the state Fire Code: any building other than a Group R (residential) occupancy…

Downey Municipal Code Section 3316 forces existing residential buildings to add NFPA 13D automatic sprinklers if they…

Dublin amends the state Residential Code sprinkler mandate so additions or alterations to an existing one- or…

Folsom's amended Fire Code requires an approved automatic fire sprinkler system in any building of 3,600 square feet or…

Fremont requires an automatic sprinkler system throughout every Group R building, covering houses, duplexes, apartments…

Fullerton requires an automatic residential fire sprinkler retrofit when alterations strip more than 50 percent of an…

Glendale ties an ADU's fire sprinkler obligation to the main house: sprinklers are required in the accessory dwelling…

Hawthorne requires approved automatic fire sprinkler systems in every new building of 5,000 square feet or more, any…

New construction of 5,000 square feet or more, buildings over two stories, or spaces with 15-foot-plus ceilings must…

Hercules ties fire sprinkler requirements for accessory dwelling units to the primary house: an ADU needs sprinklers…

Kern County follows the statewide residential fire sprinkler mandate for new one- and two-family dwellings but carves…

Kings County's Fire Code amendments require sprinkler coverage in attached garages, exempt unattached garages and…

All new one-family dwellings and detached accessory buildings in Los Angeles Hillside Areas must be equipped with an…

Manteca requires automatic fire sprinklers in every new building of 6,000 square feet or more, every building of three…

Merced's amended California Fire Code requires an automatic fire sprinkler system in every new building 5,000 square…

Modesto's Fire Code amendment requires an automatic fire sprinkler system in any new building or structure where the…

Murrieta adopts NFPA 13D, 2025 Edition for sprinkler systems in one- and two-family dwellings and manufactured homes…

Newport Beach requires automatic fire sprinklers throughout every new Group R building, including single-family homes…

Norwalk lets certain small-scale residential uses, like live/work units, owner-occupied lodging houses with five or…

Oceanside mandates automatic fire sprinkler systems in every newly constructed mid-rise building, and in any existing…

Orange's Fire Code amendment requires every new building to be fully sprinklered once its total floor area passes 5,000…

In unincorporated Orange County, every new Group R (residential) building must have an automatic fire sprinkler system…

Perris requires automatic fire sprinklers throughout new townhouses and accessory dwelling units, plus major additions…

Placer County Code § 15.04.590 requires an approved automatic fire sprinkler system in any building of 3,600 square…

Rancho Cordova's amended fire code requires sprinklers in every new manufactured home and in any attached garage or…

Redding's amended fire code requires automatic sprinklers whenever a Group R-3 home addition grows the existing floor…

Rialto requires an automatic fire sprinkler system in any building exceeding 5,000 square feet of total floor area, new…

Rohnert Park requires automatic fire sprinklers in all newly constructed buildings under amended Fire Code Section…

Roseville requires an approved automatic fire sprinkler system in every new building of 3,600 square feet or more, and…

Sacramento's local fire code amendment exempts detached single-family homes (Group R-3) from the city's general…

New manufactured homes placed in unincorporated Sacramento County must carry a fire sprinkler system. County Code §…

Salinas Fire Code Section 903.3.1.3 adds two local requirements on top of standard NFPA 13D installation for automatic…

San Diego only requires fire sprinklers in an ADU or JADU when the primary house on the same lot is already…

San Francisco follows the state rule requiring automatic fire sprinklers in new one- and two-family homes and…

San Jose requires automatic fire sprinklers in new one- and two-family homes' garages, carports, and covered porches or…

San Leandro locally adopted the 2025 California Residential Code as its own Residential Building Code under Section…

Santa Ana's local Fire Code amendment at § 8-102 requires automatic sprinklers in any new building exceeding 5,000…

Every new one- and two-family dwelling and townhouse built in unincorporated Santa Barbara County must have an…

A detached accessory dwelling unit in Santa Rosa needs automatic fire sprinklers throughout only once it exceeds 1,200…

Commercial and industrial structures in Simi Valley that exceed 48 feet or three stories in the CO, CPD, GI, LI, or CI…

Tehama County requires automatic fire sprinklers in manufactured and mobile homes built since 2012 when an installation…

Every new one- and two-family home in Temecula needs an automatic fire sprinkler system regardless of square footage…

Turlock requires automatic fire sprinklers in any new building or structure whose fire area exceeds 5,000 square feet…

Upland only requires fire sprinklers in an accessory dwelling unit if California's fire code already requires them in…

Victorville folds residential fire sprinkler enforcement into its Building Department: the Building Official also acts…

New one- and two-family homes need sprinklers under the state-adopted code, and West Sacramento separately requires…

Every new manufactured home or mobile home installed in unincorporated Yolo County must have a licensed-designed fire…

Brentwood only requires fire sprinklers in an accessory dwelling unit when the primary house on the same lot is already…

El Cajon's residential building code adopts the California Residential Code by reference, which carries the statewide…

Escondido does not require a fire sprinkler system in a new accessory dwelling unit or junior accessory dwelling unit…

Fresno County only requires fire sprinklers in an accessory dwelling unit if the primary residence on the same parcel…

Lakewood does not make a homeowner install fire sprinklers in a new accessory dwelling unit if the primary house was…

Lancaster only requires fire sprinklers in an attached, detached or converted ADU or JADU if sprinklers are already…

Palmdale requires fire sprinklers in new units built through an SB 9 two-unit development only when the lot sits in a…

San Bernardino County does not require fire sprinklers in an accessory dwelling unit or junior accessory dwelling unit…

Santa Maria does not force fire sprinklers into an existing house just because a homeowner adds an ADU or JADU. SMMC…

Carson does not require fire sprinklers in an accessory dwelling unit or JADU unless the primary house on the same lot…

An accessory dwelling unit in Los Banos does not need automatic fire sprinklers unless the main house on the same lot…

Mendocino County exempts Limited Density Rural Dwellings built under its owner-builder alternative building code from…

Merced County does not impose a stand-alone fire sprinkler mandate on accessory dwelling units. Zoning Code Section…

Solano County exempts accessory dwelling units and junior accessory dwelling units from fire sprinkler installation…

South Gate does not require fire sprinklers in an accessory dwelling unit unless the primary residence already needs…

Alhambra requires a city permit for day nurseries, foster family homes, institutions for children, and similar…

Day care centers in Antioch's residential zones need a use permit and can be approved only on an arterial or collector…

Child day care centers in Carlsbad's P-M and C-M industrial zones need a conditional use permit under Municipal Code §…

Fresno County Zoning Ordinance Section 834.4.100 sets locational rules for child day care centers and large family day…

A Fullerton childcare center serving 15 or more children needs a conditional use permit and must meet safety-driven…

Opening a child care center in Irvine requires three approvals before day one: a state child day care license, a City…

Marin County child day-care centers in unincorporated areas must clear a Use Permit and meet building-safety standards…

Norwalk allows child care centers, day nurseries, foster homes, homes for the aged and convalescent homes in any zone…

Child day-care centers in Pasadena must provide at least 75 square feet of outdoor play space per child, keep that play…

Redding requires daycare centers for fifteen or more children in RE and RS districts to sit on at least 20,000 square…

Opening a child care center in unincorporated San Diego County's family residential zones requires a discretionary…

A child day care center, as opposed to a small family day care home, needs a Conditional Use Permit in Simi Valley's…

Alameda Municipal Code Section 24-7.1 makes it unlawful to maintain or conduct any institution, boarding home, day…

Baldwin Park requires large-family day care homes to sit on at least a 5,000-square-foot lot and stay 500 to 1,000 feet…

Chico requires large family day care homes to have a fire extinguisher and smoke detectors and pass a City inspection…

Chino requires child day care centers to fence pools at five feet non-climbable, fence outside play areas at five feet…

A Compton home caring for up to 14 children under Section 30-11.3.b must meet a specific set of building and site…

Child care centers licensed for more than 12 children are classified as Group E occupancies under the county's amended…

Dublin's building security code requires every interior and exterior door in a commercial day care or education…

A stand-alone day care center, unlike a home-based provider, is a permitted use across every Eastvale commercial…

El Dorado County requires child day care centers and large family day care homes to go through an Administrative Permit…

Fairfield's zoning code limits outdoor play at licensed day care centers and preschools to 9 a.m.-6 p.m. behind a…

Folsom requires large family day care homes, licensed for nine to fourteen children, to meet the same building and…

Glendale's Institutional Health Regulations set physical facility standards for licensed day nurseries and day care…

Hanford requires every licensed day care center to provide an on-site loading and unloading area for at least two…

Hayward zoning splits child care into two use categories: a 'Day Care Center' serving 15 or more children or adults…

In unincorporated Lake County, a large family day care home or nursery school serving 7 to 12 children, including…

Lakewood requires a written health permit before anyone may operate a day nursery, day nursery school, or day care home…

Los Angeles lets any dwelling host a small family day care home for up to eight children by right if state-licensed…

In unincorporated LA County, child care centers must supply 1 parking space per staff member, 1 per business vehicle…

Any child care center in Los Banos needs a conditional use permit under Municipal Code § 9-3.3704, plus play areas…

A child day care center run out of a commercial building, not a home, is a conditional use in Modesto's residential and…

Mountain View regulates where and how child-care centers can locate under City Code Section 36.28.20. Standalone…

Murrieta requires a conditional use permit for any child day-care center and layers city fire, health, noise…

Newport Beach requires general child day care centers to sit on lots of at least 10,000 square feet, keep a 30-foot…

Oceanside requires a Child Care Facility Permit before any infant center, preschool, extended day care facility, or…

Orange requires any day-care center to hold a fire operational permit before opening, issued by the Fire Prevention…

In unincorporated Orange County, child care centers or early education facilities serving more than 14 children need a…

The City of Pacifica requires an operational permit before anyone opens a day care or institutional facility serving…

Perris requires child care centers to fence play areas at least five feet high, cap play-area noise at 60 dB, and set…

Petaluma requires an operational fire permit from the Fire Prevention Bureau before running a day care with an occupant…

Redlands requires every licensed family daycare home to carry a current state license, notify police of its capacity…

Redondo Beach requires a Fire Department operational permit before anyone runs a daycare in the city. A commercial…

A stand-alone Child Care Center needs a Use Permit in every Redwood City residential district, but can open by right in…

Child care centers and child day care facilities serving fewer than 36 children fall under Rialto's Public Safety…

Riverside requires day care centers to sit on a street with direct access to a collector or arterial road and at least…

Roseville lets a large family day care home locate in a single-family, townhouse, or qualifying multi-family dwelling…

Sacramento requires a childcare center next to a residential zone or residence to build a minimum six-foot solid wall…

Child day care center capacity in unincorporated Sacramento County sets the permit tier: facilities for eight or fewer…

San Diego bars child care centers within 1,000 feet of businesses handling large quantities of hazardous, flammable, or…

San Luis Obispo County Code Sec. 22.30.170(B) requires a Conditional Use Permit for any child care center with 13 or…

San Marcos regulates child day care by size under Section 20.400.050 of the Zoning Ordinance, tying facility type to…

Unincorporated San Mateo County child care centers eligible for a ministerial permit must pass a fire safety inspection…

Santa Clara's Title 18 Zoning Code sets site standards for licensed Child Day Care Centers on top of state Department…

Santa Rosa requires child day care centers to obtain a Zoning Clearance or Conditional Use Permit and to meet site…

The City of Sonoma requires an operational fire permit for any care facility, including a day care with an occupant…

Stockton requires child care facilities to hold a state license and meet Development Code siting standards: a six-foot…

Sunnyvale bars anyone from operating, maintaining, or using a Community Care Facility, Day Care, or Child Care Center…

A home-based day care serving five or fewer people of any age can be built under the Residential Code in Thousand Oaks…

Vacaville's Land Use and Development Code keeps day care centers and adult-oriented businesses at least 750 feet apart…

Vallejo requires a child care or early education facility's outdoor play area to sit behind a fence at least four feet…

Westminster requires every child day care center to hold current State of California licensing and permits, and to…

A stand-alone child care center for more than fourteen children isn't a by-right use anywhere in unincorporated Yolo…

Whittier permits family day care homes serving fourteen or fewer children as a matter of right in the R-1 single-family…

Whittier requires every massage establishment to keep interior doors unlockable. Under Municipal Code Section…

Berkeley's minimum security ordinance requires every exterior door of a rental dwelling unit, hotel, or apartment house…

Camarillo's amended Property Maintenance Code bars any means-of-egress door from being locked in a way that keeps…

New residential buildings in Chino must use solid-core exterior doors with one-inch deadbolt locks equipped with steel…

When an apartment building converts to a residential common interest development in Costa Mesa, Sec. 13-42(h)(3) forces…

New and altered dwellings in Davis must meet the door hardware standards in the Minimum Security Building Standards…

Dublin's building security appendix sets exact hardware specifications for exterior doors: swinging doors need a…

Garden Grove's design standards for SB 9 two-unit developments and urban lot splits require every new primary dwelling…

Glendale requires adult motion picture arcades and peep shows to keep at least two exit doorways per viewing room, each…

Every exterior swinging door on a Hawthorne house or attached garage, including the door from the garage into the home…

Hemet requires solid-core exterior doors with deadbolt locks meeting minimum thickness and throw specifications on…

Huntington Beach's Building Code adds a standalone Chapter 36, 'Building Security,' requiring every entry door on a…

Irvine's Uniform Security Code requires every exterior swinging door on a residential building, including the…

Lancaster's Security Code, Municipal Code Chapter 15.22, requires every exterior door on a dwelling unit or…

Every exterior door and garage-to-dwelling door in Livermore must be solid-core at least 1-3/8 inches thick, fitted…

Long Beach can force a motel to install deadbolt locks, peepholes, window locks, and door chains or swing bars on every…

LAMC Building Code Division 67 (§§ 91.6701–91.6717) sets Los Angeles's door- and window-hardware security standards for…

In unincorporated Los Angeles County, swinging entry doors on dwellings and single-tenant areas must carry a keyed…

Oakland Municipal Code § 8.04.090 sets exact locking-hardware specs for the rear, side and basement doors of commercial…

Oceanside's Zoning Ordinance bars dual-cylinder deadbolts, and any other lock that requires a key to open from the…

Ontario's building security code requires every exterior swinging door on a residential building or attached garage…

Orange's Building Security Standards chapter sets hardware specifications for every residential exterior swinging door…

Oxnard's Property Maintenance Code requires every means-of-egress door in the city to open from the inside without a…

Pacifica Municipal Code § 5-27.201 requires single-family dwelling exterior doors to carry a deadbolt in addition to a…

Palm Springs' Building Security Regulations mandate exact deadbolt specifications on every exterior swinging door and…

Palmdale's Municipal Code Chapter 67, Security Provisions, adopted at PMC Sec. 8.04.255, sets forced-entry-resistant…

In Perris's Senior Housing Overlay Zone, unit doors must have peepholes, strike plates, and deadbolts as a mandatory…

Every exterior door on a Petaluma residential building must have a deadbolt lock that opens from the inside without a…

Pleasanton's Security Regulations set minimum hardware standards for every residential exterior door in the city…

Redding's building security code requires exterior doors on new and substantially remodeled nonresidential buildings to…

Rialto's Public Safety Building Code requires every entry door on apartments, condos, duplexes and single-family homes…

San Clemente requires anti-burglary hardware on new construction and converted multi-family units under its Building…

In unincorporated San Diego County, new or fully renovated mid-rise buildings must wire stairway door locks to release…

San Francisco requires apartment and condo entry doors to have a combination deadlatch and deadbolt lock meeting…

San Ramon requires every exterior swinging door on a residential building, including the door from an attached garage…

Any Santa Ana commercial building activity that needs a building permit must meet the deadbolt and hardware specs in…

Santa Rosa requires every dwelling unit, room unit, or housekeeping unit to have doors, windows, and hatchways fitted…

Simi Valley's Security Standards for Buildings require every dwelling's exterior door to carry a single-cylinder…

Section 9.24.110 of the Tracy Municipal Code sets minimum door and window security specifications for a vacant…

In the City of Ventura, commercial buildings in Uniform Building Code Occupancy Groups E, F and G must secure every…

Pasadena limits new house size to 35 percent above the median home size within a 500-foot radius under its…

San Jose requires a Single-Family House Permit once a new house or addition exceeds a 0.45 floor area ratio, or is…

Sunnyvale caps new houses and additions in the R-0, R-1 and R-2 zoning districts at 45 percent floor area ratio or…

Thousand Oaks pulls large single-family rebuilds out of routine staff review under TOMC Sec. 9-4.1808(b): a…

Castro Valley limits one-family homes to a sliding floor-area-ratio cap, as low as 0.10 FAR on the largest lots, before…

Home additions in Buena Park must match the existing roof style and pitch and add enhanced finishes on street-facing…

Chino Hills has no maximum floor-area ratio for residential lots, but any addition or new home equal to 50 percent or…

El Monte limits new house size with a sliding floor-area ratio in Table 17.20-2 of the R-1 zoning code, not a flat ban…

Fullerton curbs oversized second-story additions on R-1 and R-1P lots by capping second-floor area at 70% of the first…

Garden Grove caps single-family home bulk under GGMC Section 9.08.040.030: the primary house, any accessory structures…

Lakewood caps total living floor area at 60% of lot size in the R-1 zone under Municipal Code Section 9322.2a. The…

The "RFA" Residential Floor Area District allows LA neighborhoods to establish local floor area maximums that are…

In Chapman Woods, unincorporated LA County caps new houses at 40% of lot area (max 3,500 sq ft) on lots under 13,000 sq…

In the Tamalpais Community Plan Area of unincorporated Marin, Development Code Section 22.30.060 caps the maximum…

In Monterey's R-1 single-family district, a house cannot exceed a 40% floor area ratio measured against total lot area…

Mountain View reins in oversized additions to R1 homes with a sliding floor-area-ratio formula, larger second-story…

Every primary home built or expanded in Orange's residential zones must fit under the floor area ratio ceiling set by…

Redwood City's floor-area-ratio ordinance forces a public Planning Commission hearing for any single-family home whose…

Unincorporated San Diego County limits a building's total floor area under the Zoning Ordinance's Maximum Floor Area…

On unincorporated county lots bordering Los Altos that carry the -n1 combining designator, homes are capped at a 0.35…

Unincorporated San Luis Obispo County sets no maximum floor area for a first single-family or urban dwelling on a…

Fairfield adopts the 2025 California Green Building Standards Code (CalGreen) under Municipal Code § 5.2.15, then…

Glendale requires a 65% construction and demolition debris diversion rate on covered building projects, enforcing…

The Los Angeles Green Building Code requires all newly constructed buildings to be all-electric, with no gas piping or…

Oakland requires private development to meet green building standards under OMC Chapter 18.02, with compliance verified…

Santa Rosa adopts the 2025 California Green Building Standards Code and goes further for housing: every newly…

Sonoma County amends the state Green Building Standards Code to require new single-family homes and their ADUs be built…

Sunnyvale's Green Building Code, Municipal Code Chapter 16.43, requires any installed wood stove or pellet stove to…

Alameda adopts the 2025 California Green Building Standards Code as its own Green Building Standards Code and layers on…

Unincorporated Alameda County adopts the 2025 CALGreen code with county amendments enforced by the Building Inspection…

Alhambra requires every "covered project" under Chapter 20.25 to divert a minimum percentage of construction and…

Anaheim enforces the 2025 California Green Building Standards Code, CALGreen, as the "Anaheim Green Building Standards…

Antioch enforces the 2022 California Green Building Standards Code (CALGreen) by reference, the statewide…

Bakersfield enforces California Green Building Standards Code Title 24 Part 11 known as CALGreen. New construction must…

Baldwin Park adopts the 2025 California Green Building Standards Code, Title 24 Part 11 of the California Code of…

Bellflower adopts the 2025 California Green Building Standards Code (Title 24, Part 11) by reference as its local green…

Berkeley enforces the 2025 California Green Building Standards Code (CALGreen) as the Berkeley Green Code under…

Brentwood enforces the California Green Building Standards Code, Title 24 Part 11, as part of the 2025 California…

Buena Park requires new construction to meet the 2025 California Green Building Standards Code, adopted by reference in…

Carlsbad has adopted the 2025 California Green Building Standards Code with local amendments, including mandatory…

Carson adopts the 2025 California Green Building Standards Code (CALGreen) by reference as its own green building code…

Chico, California enforces the 2025 California Green Building Code (CALGreen) as its local green building standard…

Chino Hills applies the 2025 California Green Building Standards Code to every building permit in the city under…

Chula Vista adopts the 2025 California Green Building Standards Code (Title 24, Part 11) by reference and adds a local…

Clovis regulates the green-building requirements for residential and nonresidential construction by adopting the 2025…

Compton enforces the 2019 California Green Building Standards Code (CALGreen) in full for construction citywide…

Contra Costa County's local amendments to the California Green Building Standards Code require permitted residential…

Corona adopts the 2025 California Green Building Standards Code, Title 24 Part 11, Chapters 1 through 8, as its local…

Costa Mesa mandates compliance with the 2025 California Green Building Standards Code, adopted city-wide under…

Cupertino requires developers to prove compliance with its local CALGreen thresholds through third-party LEED or…

Davis layers a local Energy Efficiency Reach Code and CALGreen amendments on top of the state's mandatory Green…

Downey enforces green building standards through Municipal Code Section 8985, which adopts the 2025 California Green…

Dublin adopts the 2025 California Green Building Standards Code by reference and layers on local amendments: new…

Eastvale requires every newly constructed building to meet the 2025 California Green Building Standards Code, adopted…

El Cajon Municipal Code Section 15.60.010 adopts the 2025 California Green Building Standards Code, including appendix…

El Dorado County Code Section 8.45.120 folds the state's CALGreen recycling mandate into building permits: any project…

El Monte enforces the 2023 Los Angeles County Green Building Standards Code as its local green building code, adopted…

Elk Grove adopts the 2025 California Green Building Standards Code, Title 24 Part 11, in full under Municipal Code…

Escondido enforces the 2025 California Green Building Standards Code, Title 24 Part 11, on every covered building…

Folsom enforces the 2025 California Green Building Standards Code, known locally as the Folsom Green Building Standards…

Fremont enforces the 2025 California Green Building Standards Code (CALGreen) without local amendments as its "Fremont…

Fresno adopts the 2025 California Green Building Standards Code (CALGreen) by reference under Municipal Code § 11-109…

Fresno County adopts the 2022 California Green Building Standards Code by reference for every new building permit…

Fullerton adopted the 2025 California Green Building Standards Code by reference as the Fullerton Green Building…

Garden Grove adopts the 2025 California Green Building Standards Code under §18.04.010 and enforces its…

Every new building and major remodel in unincorporated Glenn County has to meet the California Green Building Standards…

Hawthorne enforces the 2022 California Green Building Standards Code as its 'sustainable green building program' under…

Hayward's Private Development Green Building Ordinance, City Code Article 22, requires GreenPoint Rated certification…

Hemet adopts the 2022 California Green Building Standards Code (CALGreen), Part 11 of Title 24 of the California Code…

Huntington Beach adopted the 2025 California Green Building Standards Code (CALGreen, Title 24 Part 11) by reference…

Imperial County's California Green Building Standards Code chapter requires 65 percent of construction and demolition…

Indio adopts the 2025 California Green Building Standards Code by reference, applying CALGreen's mandatory…

New construction, additions and multifamily projects permitted in Inglewood must set aside accessible space for…

Irvine enforces green building requirements not through a standalone local ordinance but by adopting the California…

Lake County builds green-building compliance into every covered project by adopting the 2022 California Green Building…

Lakewood adopts the California Green Building Standards Code, 2025 Edition, as its own "Green Code" under Municipal…

Lancaster adopted the 2025 California Green Building Standards Code (CALGreen) by reference as Chapter 15.34 of the…

Livermore adopts the 2025 California Green Building Standards Code (Title 24) by reference under LMC Chapter 15.26…

Long Beach adopts the 2025 California Green Building Standards Code by reference as its own Green Building Standards…

In unincorporated Los Angeles County, permit applicants for construction or demolition projects must recycle or reuse…

Los Banos requires new construction and many alterations to meet the California Green Building Standards Code…

Madera adopts the 2022 California Green Building Standards Code (CALGreen) by reference for all residential and…

Manteca has adopted the 2025 California Green Building Standards Code (CALGreen) as its green building code, with local…

Marin County Code Section 19.04.110 adopts local green building measures on top of the 2025 California Green Building…

Mendocino County adopts the 2025 California Green Building Standards Code (CALGreen) at County Code § 18.04.025(L) and…

Menifee has adopted the full 2025 California Green Building Standards Code by reference, including all chapters…

Merced adopts the 2025 California Green Building Standards Code (Title 24, Part 11) by reference under Municipal Code…

Merced County adopts the 2022 California Green Building Standards Code (Title 24, Part 11) by reference for all…

Modesto enforces the 2022 California Green Building Standards Code (CALGreen), Title 24 Part 11, for both residential…

Monterey requires new construction and many remodels to meet the 2025 California Green Building Standards Code…

Monterey County Code § 18.11.010 adopts the 2025 California Green Building Standards Code, Title 24 Part 11 (CALGreen)…

Moorpark adopts the 2025 California Green Building Standards Code by reference under Municipal Code § 15.10.010…

Moreno Valley adopts the 2025 California Green Building Code by reference under Municipal Code Section 8.38.010…

Mountain View adopts the 2025 California Green Building Standards Code (CALGreen) by reference as the Mountain View…

Murrieta enforces the 2025 California Green Building Standards Code (CALGreen, Title 24 Part 11) as its local green…

Newport Beach adopts the 2025 California Green Building Standards Code (CALGreen) as the Newport Beach Green Standards…

Norwalk enforces the California Green Building Standards Code, 2025 Edition, adopted wholesale at Municipal Code…

Oceanside adopts the 2025 California Green Building Standards Code by reference as its local Green Building Code under…

Ontario adopts the 2025 California Green Building Standards Code (Title 24, Part 11) by reference under Municipal Code…

Orange adopts the 2025 CALGREEN Code by reference under Municipal Code Chapter 15.17 and layers on a local amendment…

Unincorporated Orange County enforces the 2025 California Green Building Standards Code under Title 7 of the county's…

Oxnard adopts the 2022 California Green Building Standards Code, known as CALGreen, by reference under Sec. 14-6 of the…

In the City of Pacifica, new construction and additions follow the California Green Building Standards Code, 2025…

Palm Springs enforces the 2025 California Green Building Standards Code (CALGreen) as the Palm Springs Green Building…

PMC Sec. 8.04.775 adopts Chapters 2 through 8 and Appendix Chapters A4 and A5 of the 2025 California Green Building…

Pasadena enforces the 2025 California Green Building Standards Code citywide as part of the full 2025 California…

Perris requires new construction and qualifying additions to provide dedicated recycling storage space and comply with…

Petaluma adopts the 2025 California Green Building Standards Code (CALGreen) by reference for every building permit…

Placer County adopts the 2025 CALGreen Code, Title 24 Part 11 of the California Code of Regulations, by reference for…

Pleasanton adopts the California Green Building Standards (CALGreen) Code, Title 24 Part 11, by reference for every…

Rancho Cordova enforces the 2025 California Green Building Standards Code (CALGreen), Part 11 of Title 24, as its local…

Rancho Cucamonga layers a local green building implementation ordinance on top of the state CalGreen code, requiring…

Redding adopts the California Green Building Standards Code, 2022 Edition, as its citywide green building code, with…

Redlands adopts the 2025 California Green Building Standards Code as its Green Building Code, making every mandatory…

Redondo Beach adopts the 2025 California Green Building Standards Code by reference under RBMC Section 9-23.01…

Anyone seeking a Redwood City building permit for new construction, additions, or alterations must meet the California…

Rialto has adopted the 2025 California Green Building Standards Code (CALGreen) wholesale, with zero local amendments…

Every newly constructed building in Riverside must comply with the 2025 California Green Building Standards Code…

Riverside County Code Section 15.04.230 adopts the 2025 California Green Building Standards Code (CALGreen), Title 24…

Rohnert Park adopts the 2025 California Green Building Standards Code, CALGreen, Title 24 Part 11, under Section…

Roseville folds the 2025 California Green Building Standards Code, Title 24 Part 11, into its Municipal Code by…

Sacramento adopts the 2025 California Green Building Standards Code by reference as part of its own Building Code…

Unincorporated Sacramento County enforces the 2025 California Green Building Standards Code as its own Green Code…

Salinas adopted the 2025 California Green Building Standards Code but replaced its statewide deconstruction rule with a…

New construction and many alterations in San Bernardino must meet the 2022 California Green Building Standards Code…

San Bernardino County adopts the 2025 California Green Building Standards Code by reference, applying its energy…

San Clemente enforces the 2025 California Green Building Standards Code (CALGreen) by reference under Municipal Code…

San Diego adopts the 2025 California Green Building Standards Code by reference for all new construction citywide…

Unincorporated San Diego County's Green Building Code caps kitchen faucet flow at 1.5 gallons per minute and requires…

San Joaquin County Code § 8-1016 adopts the 2025 California Green Building Standards Code, in book form as published by…

San Jose requires LEED or GreenPoint Rated certification for new construction: tier one projects file a checklist, tier…

San Leandro applies the 2025 California Green Building Standards Code, Title 24 Part 11, to new construction citywide…

San Luis Obispo County Code Chapter 19.08 layers green-building requirements on top of the state's CALGreen code. New…

San Marcos adopts the 2025 California Green Building Code Standards wholesale under Municipal Code Section 17.28.010…

San Rafael enforces the 2025 California Green Building Standards Code exactly as the state wrote it: the city has…

San Ramon adopts the 2025 California Green Building Standards Code, Title 24 Part 11, by reference under Municipal Code…

Santa Ana enforces the California Green Building Standards Code, 2025 Edition, as its own law under Municipal Code §…

New construction in the unincorporated county must meet the 2025 California Green Building Standards Code (CALGreen)…

Santa Clara adopted the 2025 California Green Building Standards Code (CCR Title 24, Part 11) by reference on November…

Unincorporated Santa Clara County requires additional green building measures for new single-family homes of 3,000…

Santa Clarita enforces the 2025 California Green Building Standards Code (CALGreen), Title 24, Part 11 of the…

Unincorporated Santa Cruz County adopts the 2025 California Green Building Standards Code (CALGreen) with local…

Santa Maria enforces the California Green Building Standards Code (CALGreen), 2025 Edition, adopted by reference under…

Simi Valley enforces the 2022 California Green Building Standards Code, Part 11 of Title 24 of the California Code of…

Solano County enforces the 2025 edition of the California Green Building Standards Code (CALGreen) as part of its…

New buildings in the City of Sonoma must meet Tier 1 status under CALGreen's voluntary measures, minus the…

Stanislaus County adopts the 2025 California Green Building Standards Code by reference under Section 16.80.010, making…

Stockton enforces the 2025 California Green Building Standards Code, known as CALGreen, by reference under Stockton…

New construction in unincorporated Tehama County, California must comply with the 2022 California Green Building…

Temecula enforces the 2025 California Green Building Standards Code (Part 11, Title 24 CCR) as its local green building…

Thousand Oaks has adopted the 2025 California Green Building Standards Code (CALGreen) for every newly constructed…

Tracy enforces the 2025 California Green Building Standards Code citywide under Municipal Code Section 9.14.030…

Unincorporated Tulare County builds under the 2022 California Green Building Standards Code, Title 24 Part 11, adopted…

Union City adopts the 2025 California Green Building Standards Code (CalGreen) by reference as its local Green Building…

Upland Municipal Code § 15.10.010 adopts the 2022 California Green Building Standards Code (CALGreen) in its entirety…

Vacaville enforces the 2025 California Green Building Standards Code (CALGreen) under Municipal Code Section…

Vallejo requires new construction and qualifying alterations to meet the 2025 California Green Building Code…

Ventura adopts the 2025 California Green Building Standards Code, Part 11 of Title 24, in full at Municipal Code…

Victorville's Green Building Code amendment requires 65% of nonhazardous construction and demolition debris to be…

Vista enforces CALGreen, the state's mandatory green building standards, through Chapter 16.30 of the Vista Municipal…

Westminster adopts the California Green Building Standards Code, 2025 Edition, as its Green Building Code under Section…

Whittier adopts the mandatory provisions of the California Green Building Standards Code by reference, and layers on…

Unincorporated Yolo County construction is governed by the 2019 California Green Building Code, adopted word-for-word…

Yuba City enforces the 2022 CALGreen Code and adds a local recycling-space mandate: multi-family projects of five or…

Unincorporated Yuba County requires a green building standards inspection covering design, energy and water efficiency…

Unincorporated Kern County builds under the 2025 California Green Building Standards Code, known locally as the Kern…

Kings County's Sustainable Development Practices article makes most green-building measures voluntary, but Sec. 1507…

South Gate's zoning code rewards LEED-certified construction with extra density: a 10 percent bonus for base…

Anaheim requires every short-term rental to install carbon monoxide devices meeting state fire code standards in its…

Every Bakersfield short-term rental must have working carbon monoxide detectors, smoke detectors, and fire…

Berkeley's Housing Code requires carbon monoxide alarms in every dwelling and sleeping unit that has a fuel-fired…

Under Butte County Code Section 26-94, dwellings built through the county's Limited Density Owner-Built Rural Dwelling…

Within Chapter 15.12, Calaveras County's rules for limited density owner-built rural dwellings, County Code § 15.12.310…

Camarillo's Property Maintenance Code requires carbon monoxide alarms in dwellings citywide, pointing owners to…

Chula Vista requires at least one carbon monoxide device meeting Cal. Health & Safety Code § 13262 standards in the…

Before a tenant moves into a Davis rental home or apartment, the owner must install a carbon monoxide device in any…

Every short-term rental in Fremont must have a functioning carbon monoxide detector, plus a smoke detector, fire…

State law sets the rule for Fresno: California Health and Safety Code Section 17926 requires every owner of a Fresno…

When Fullerton legalizes an existing unpermitted room or structure used for human habitation, Fullerton Code of…

Any Glendale dwelling used for licensed home-sharing must contain functional carbon monoxide detectors, alongside smoke…

Hawthorne requires every short-term rental applicant to file a notarized affidavit swearing the unit has carbon…

Huntington Beach requires every short-term rental host or operator to provide and maintain working carbon monoxide…

Indio won't issue or renew a short-term rental permit unless the dwelling has working carbon monoxide detectors…

Every Inglewood short-term rental must have working carbon monoxide detectors, disclosed on the floor plan filed with…

Every short-term rental operating in Livermore must have a working carbon monoxide detector on site at all times…

Los Angeles Municipal Code § 57.915 adopts Section 915 of the California Fire Code in its entirety, folding…

Hosts operating a Short-Term Rental in unincorporated Los Angeles County must provide and maintain working smoke…

Marin County Code § 19.14.020(3) requires State Fire Marshal-compliant carbon monoxide alarms in every existing…

Mountain View requires a smoke/carbon monoxide detector in every recreational vehicle enrolled in the city's overnight…

Murrieta requires every short-term vacation rental to have operable smoke and carbon monoxide alarms, plus a fire…

Oakland's Housing Code requires every smoke and carbon monoxide alarm installed in a residential building to have…

Oxnard's local amendment to California Fire Code Section 705.1 requires carbon monoxide alarms in dwellings citywide…

Every short-term rental permit application in the City of Pacifica must include a signed safety declaration certifying…

Any host operating a short-term rental in Pasadena must install carbon monoxide detectors before the city will approve…

Every short-term rental in unincorporated Placer County must have working carbon monoxide alarms installed per…

California law, not a separate Riverside ordinance, requires every dwelling unit in the city with a fossil-fuel heater…

Before Salinas approves a residential condominium conversion, every living unit must have approved smoke and carbon…

San José adopts the 2025 California Residential Code in full under its own building code, and the local exclusion list…

San Leandro's short-term rental standards require that any dwelling unit hosting a permitted rental 'have a smoke…

Santa Cruz County requires a battery-operated carbon monoxide detector on every level of a home built under the…

Every Solano County vacation house rental must equip the dwelling and each individual bedroom with functional smoke and…

Stockton's Property Maintenance Code rewrites the International Property Maintenance Code's carbon monoxide alarm rule…

California law, applied to every Tracy home, requires owners to install a State Fire Marshal-listed carbon monoxide…

Every licensed short-term and hosted rental in Truckee must have working carbon monoxide alarms installed to current…

Vista requires every permitted short-term rental to keep working smoke and carbon monoxide alarms on site as a baseline…

Thousand Oaks requires Class A roof coverings on all new construction citywide, not just in designated wildfire zones…

Alameda administers building permits through the Alameda Administrative Code adopting CBC Chapter 1, and local…

Unincorporated Alameda County requires a building permit for nearly all construction under its 2025 California Building…

Alhambra's Building Code bars anyone from erecting, altering, enlarging, repairing, moving, demolishing or grading any…

Anaheim adopts the California Building and Residential Codes by reference and then narrows the state permit-exemption…

Antioch will not issue a building permit unless the Building Official confirms the plans meet the structural…

Apple Valley requires building permits under the 2025 California Building Code, adopted wholesale by Chapter 8.12 and…

Bakersfield's buildings and construction code, adopted at § 15.04.050, reaches new building construction and any new…

Baldwin Park requires a separate permit from the Building Official before any regulated building, structure, or…

The City of Bellflower requires a Building Official permit before constructing, enlarging, altering, moving…

Berkeley requires a building permit from the Building and Safety Division for most construction, alteration, and repair…

Brentwood adopts the 2025 California Building Standards Code by reference under Municipal Code Section 15.04.010…

Buena Park lets patios, decks, and other non-habitable accessory structures in single-family zones get ministerial…

Calaveras County incorporates the 2025 California Building Code by reference at County Code § 15.04.030, formally…

Before starting almost any construction in Camarillo, from erecting a new building to altering or adding onto an…

Carlsbad Municipal Code Section 18.04.025 requires a building permit before any owner constructs, enlarges, alters…

Carson, California exempts low decks, walks, and driveways from a building permit if they sit no more than 30 inches…

Ceres regulates construction under the 2022 California Building Code, adopted by reference, covering erection…

Chico requires a basic building permit for any alteration, repair, improvement, or remodel of a building or structure…

Chino requires a building permit for construction and alteration work unless the work falls into a specific, narrow…

Chino Hills enforces building permits through its 2025 California Building Code amendments at Municipal Code §…

Clovis requires a building permit for nearly any construction activity through Municipal Code Section 8.1.01, which…

In unincorporated Colusa County, no building permit may be issued until the proposed work complies with the Zoning…

Compton enforces the 2019 California Building Code and requires a permit for nearly all construction. Municipal Code §…

Unincorporated Contra Costa County bars anyone from erecting, altering, repairing, moving, converting or demolishing a…

Corona requires a valid building permit before any construction, alteration, or demolition work under Corona Code of…

Costa Mesa requires a building permit for most construction under Municipal Code Section 5-10, issued by the…

Any owner who intends to construct, enlarge, alter, repair, move or demolish a building, or to install regulated…

Davis adopts the current California Building Code and related Title 24 codes by reference under Article 8.01 of the…

Downey requires a building permit before anyone constructs, alters, repairs, moves or demolishes a building, or…

Dublin requires a permit from the Building Official before installing, erecting, constructing, enlarging, altering…

Eastvale requires a building permit before any construction, alteration, repair, demolition or occupancy change to a…

El Cajon's Building Safety Division issues eighteen distinct permit and receipt types, from building and electrical…

El Dorado County adopted the 2010 California Building Standards Code with local amendments in Chapter 110.16, and a…

El Monte adopts the 2023 Los Angeles County Building Code as the El Monte Building Code under Chapter 15.01, so…

Elk Grove regulates the erection, alteration, repair, moving, demolition, and occupancy of every building or structure…

Escondido requires a separate building permit from the building official before erecting, altering, moving, repairing…

Fairfield requires a building permit under Municipal Code § 5.1.4.3 for construction, alteration, demolition, and…

Folsom requires a grading permit from the public works director before any excavation or fill that crosses specific…

Fontana enforces building permits under the 2025 California Building Code, adopted by Sec. 5-61 as the city's building…

Fremont requires a building permit for nearly all construction, alteration, or repair work under Fremont Municipal Code…

Every Fresno building permit fee is set by the City's Master Fee Resolution, with an added charge when plans are…

Fresno County adopts the 2022 California Building and Residential Codes' permit requirements under Code Section…

Garden Grove enforces building permits through its 2025 adoption of the California Building Code and California…

Anyone erecting, constructing, moving, enlarging, converting, altering, repairing or demolishing a building in…

Hanford requires a building permit for most construction; its only local permit exemptions are for fences 7 feet or…

Hawthorne enforces the 2022 California Building Code, as locally amended, for construction citywide, and Municipal Code…

Reroofing in Hemet requires a building permit, and the city bans new wood-shake or wood-shingle roofs outright…

Hercules requires a permit before any building, structure, electrical, gas, mechanical or plumbing work begins, per…

Hesperia adopts the 2025 California Building Code and its companion codes by reference as the city's Building…

Huntington Beach enforces the 2025 California Building Code as its local building code, requiring a permit for nearly…

Imperial County requires a permit from the Building Official before constructing, altering, moving or demolishing any…

Indio treats decks and patios differently once they pass 4 feet in height: below that mark they get eased setback…

Inglewood adopts the 2019 California Building Code by reference and locally amends Section 105.1 to make it unlawful to…

A Group R-3 residential remodel or addition permit in Irvine becomes invalid unless the City completes and approves the…

Kings County requires a separate building, electrical, plumbing, and mechanical permit before any construction…

Lake County enforces the 2022 California Building Code as its own, so any building or structure needs a county building…

Lake Forest adopts the 2025 California Building Code by reference, so most construction, alteration, or demolition work…

Lakewood requires a building permit before any work not in conformity with the adopted Building Code, and a permit…

Lancaster enforces construction rules through the 2025 California Building Code, adopted by reference as the city's…

Livermore adopts the 2024 California Building Code but strips electrical, gas, mechanical and plumbing work out of the…

Lodi adopts the 2022 California Building Code and requires a building permit for erection, construction, enlargement…

Long Beach requires a permit before any building, grading, electrical, plumbing, mechanical or sign work begins. LBMC §…

Every Los Angeles building permit is tied to a fee based on construction value and to a mandatory inspection program…

In unincorporated Los Angeles County, building, altering, or demolishing a structure without a permit from the Building…

Los Banos requires all building work, erection, construction, enlargement, alteration, repair, moving and demolition…

Madera adopts the 2022 California Building Code by reference and requires a permit for erection, construction…

Title 14 of the Madera County Code requires a county building permit for erecting, altering, repairing, relocating, or…

Manteca requires a permit for covered construction under its adopted 2025 California Building Code; starting work…

Before erecting, altering, moving, or demolishing any building or structure in unincorporated Mendocino County, an…

Menifee requires a separate permit from the Building Official before any construction, alteration, repair, or occupancy…

Merced will not issue a building permit for commercial or industrial construction work unless the applicant holds a…

Merced County requires a separate permit before anyone erects, alters, repairs, moves, or demolishes a building or…

Mission Viejo enforces the 2025 California Building Code and Residential Code, adopted by Sec. 8.02.010, for any…

Building permit applications in Monterey expire 180 days after the city receives them unless the Building Official…

In unincorporated Monterey County, a building permit is required for nearly all construction, alteration, repair or…

Moorpark adopts the California Building Code as its Administrative Code, so most construction, alteration, or…

Moreno Valley adopts the 2025 California Building Code by reference under Municipal Code Section 8.20.010, so any…

A Mountain View building permit is not valid until the fees set by the city's master fee schedule are paid, under City…

Murrieta requires a building official's permit before anyone builds, alters, moves, demolishes or changes the occupancy…

Newport Beach's Building Division, created under the Administrative Code, requires a permit for most construction but…

Norwalk requires a permit from the Building Official before any construction, alteration, demolition, grading, or…

Oakland Municipal Code § 15.04.1.130 makes it unlawful to erect, alter, repair, move, convert, or demolish any…

Oceanside requires a building permit for nearly all construction, alteration, repair, or grading work under Section…

Ontario requires a building permit for any construction covered by the 2025 California Building Code, adopted by…

Orange requires a building permit under the 2025 California Building Code, adopted by City Code Section 15.04.010…

In unincorporated Orange County, building work needs a permit and paid fee before starting; skipping straight to…

Oxnard adopts the California Building Code by reference and narrows its permit-exemption list in Sec. 14-3(C): only…

The City of Pacifica has adopted the 2025 California Building Code, with local amendments, to regulate construction…

Palm Springs adopts the 2025 California Building Code by reference under Municipal Code § 8.04.010, and the Department…

Palmdale requires a permit before almost any construction, alteration, demolition or grading, per PAP § 106.1 of the…

Pasadena requires a separate building permit from the Building Official before erecting, altering, repairing, moving…

Petaluma adopts the 2025 California Building and Residential Codes by reference, so nearly all new construction…

Placer County Code § 15.04.070 requires a building permit for most construction in the unincorporated county but…

Anyone who wants to construct, enlarge, alter, repair, move, demolish or change the occupancy of a building, or install…

Pomona requires a building permit for erecting, enlarging, altering, repairing, moving, converting or demolishing a…

Rancho Cordova requires a building permit for construction, alteration, repair and moving of buildings unless the work…

Rancho Cucamonga makes it unlawful to erect, construct, alter or maintain any building, structure or regulated system…

Redding requires all construction to comply with the 2022 California Building Code, as locally amended, and the…

In Redlands, California, no property owner or authorized agent may begin erecting, constructing, reconstructing…

Redondo Beach requires a separate building permit before any structure regulated by the California Building Code is…

Rialto bars anyone from erecting, altering, moving, repairing, demolishing or grading any building or structure without…

Beyond the state-adopted California Building Standards Code, Ridgecrest requires proof of workers' comp coverage, water…

Riverside building permits expire automatically if work isn't started within one year or stalls for a year without a…

Unincorporated Riverside County exempts small decks from a building permit: under 200 square feet, no more than 30…

Rohnert Park requires a permit application to the building official for all work under Chapters 15.04 through 15.34…

Roseville requires building work to follow the 2025 California Building Standards Code, which the city adopted…

Sacramento requires a building permit for essentially any alteration or repair work on a structure, not just new…

Reroofing a house or building in unincorporated Sacramento County requires a building permit from the Building Permits…

Salinas regulates construction through the 2025 California Building Code, Volumes 1 and 2, adopted by Ordinance No…

Unincorporated San Benito County requires a complete building permit application before any construction, alteration…

San Bernardino has adopted the 2022 California Building Code as its administrative provisions for construction, and it…

In unincorporated San Bernardino County, starting construction without a required building permit blocks any permit…

San Clemente requires a building permit for construction and alteration work unless a project falls within the specific…

Most renovations in San Diego require building permits from the Development Services Department. Permit fees are based…

In unincorporated San Diego County, roof repair or replacement needs a building permit, and reroofing more than 50% of…

San Francisco requires a building permit for reroofing work once it involves roof sheathing or covers more than 25…

San Jose requires a building permit before erecting, altering, repairing, or demolishing any building, structure, or…

San Leandro requires a permit before construction, alteration, repair, demolition, or an occupancy change, and before…

San Luis Obispo County requires a building permit before anyone constructs, enlarges, alters, repairs, moves, or…

San Marcos adopts the 2025 California Building Code and amends it locally: small tool sheds and similar accessory…

In unincorporated San Mateo County, the Planning Director can exempt interior remodels, repairs and minor exterior work…

In San Rafael, Marin County, California, small, low, detached decks up to 200 square feet and 30 inches high, and…

San Ramon builds its permit system on the 2025 California Building Code, adopted by reference under Municipal Code…

No building or structure in Santa Ana may be erected, altered, repaired, moved, or have its occupancy changed without a…

In the unincorporated county, a building permit is required for construction unless the work falls on County Code's…

Santa Clara enforces building permits through the 2025 California Building Code, adopted wholesale by SCCC § 15.15.010…

Building additions in unincorporated Santa Clara County skip design review under 1,000 square feet, get administrative…

Santa Clarita requires a building permit for nearly all construction, alteration, or repair work under Building Code…

Unincorporated Santa Cruz County requires a separate building permit before any building, structure, or building…

Santa Maria enforces the 2025 California Building Code and requires a City permit before constructing, altering or…

Santa Rosa requires a permit for any work regulated by the currently adopted California Codes, Title 24, before…

Shasta County bars anyone from erecting, altering, moving, or converting a structure or mobile home, or installing…

Simi Valley requires a separate permit from the Building Official before erecting, altering, moving, or demolishing any…

Solano County requires a building permit for nearly all construction under the adopted California Building Code, but…

The California Building Code, as adopted by the City of Sonoma, applies to nearly all construction, alteration, and…

Unincorporated Sonoma County requires a separate building permit for every building or structure that is erected…

Stanislaus County requires a permit from the building official before any construction, alteration, demolition, or…

Stockton bars any construction, alteration, or system installation on a building, structure, or private parking lot…

Sunnyvale requires a permit for building, structural, electrical, gas, mechanical, and plumbing work and for…

Tehama County requires a permit before building, altering, or demolishing most structures in the unincorporated area…

Temecula adopts the 2025 California Building Code and charges double the permit fee, plus a possible $500 civil…

Tracy Municipal Code § 9.02.040 makes it unlawful to erect, alter, repair, move, convert, or demolish any building or…

Truckee has adopted the 2025 California Building Code and Residential Code by reference for all construction, and a…

Tulare County requires a building permit for construction, alteration, or repair in the unincorporated area under the…

Turlock requires a building permit before constructing, altering, repairing, moving, or demolishing any building, or…

Union City requires a permit for any building erected, altered, repaired, relocated, or added to under its adopted 2025…

Upland adopts the California Administrative Code and requires a building permit for construction work unless it falls…

Vacaville's building code amendments set specific permit-exempt thresholds, tool sheds under 120 square feet, small…

Vallejo enforces the 2025 California Building Code, adopted wholesale by ordinance, for every building or structure in…

The City of Ventura adopts the 2025 California Building Code by reference under San Buenaventura Municipal Code Section…

Victorville enforces building permits through its 2025 California Building Code and Residential Code adoption: any…

Vista requires a building permit before any building, electrical, gas, mechanical, or plumbing work begins. Under Vista…

West Covina requires a building permit for most construction under Municipal Code Sec. 7-16, which adopts Los Angeles…

West Sacramento's Building Code is the exclusive source of regulation for any construction, alteration, or demolition…

Westminster requires a building permit for nearly all construction, alteration, or demolition work under its…

Whittier requires a permit before constructing, altering, or demolishing a building, or before touching electrical…

Yolo County adopted the 2019 California Building Code as its Title 7, Chapter 1 permit system for the unincorporated…

Yuba City enforces construction permits through the 2022 California Building Code as locally amended, adding a permit…

Unincorporated Yuba County exempts small, low decks from a building permit, but only if they meet three conditions in §…

A detached patio cover in Chula Vista skips the building permit only if it's no taller than 12 feet and its roof covers…

Perris exempts small patios, second-story decks, and detached residential accessory structures from development plan…

Unincorporated Ventura County exempts low patios, paving, and decks from zoning entitlement across every base zone.

Alameda adopts the 2025 California Electrical Code by reference as the Alameda Electrical Code, requiring electrical…

Unincorporated Alameda County requires electrical work to conform to the county-adopted 2025 California Electrical…

Alhambra bars anyone from erecting, altering, installing, repairing or connecting electrical equipment without an…

Anaheim adopts the 2025 California Electrical Code, based on the 2023 National Electrical Code, as the Anaheim…

Antioch adopts the 2022 California Electrical Code and requires a permit for any work to install, add to, alter…

Apple Valley enforces the 2025 California Electrical Code as its wiring code under Section 8.16.010, and Chapter 8.10's…

Bakersfield adopts the 2025 California Electrical Code by reference under Municipal Code § 15.11.010, making the state…

Baldwin Park enforces the 2025 California Electrical Code as its local electrical code, requiring a permit for most…

The City of Bellflower, Los Angeles County, adopts the 2025 California Electrical Code by reference, and any electrical…

Berkeley enforces the 2025 California Electrical Code as the Berkeley Electrical Code under Municipal Code Section…

Brentwood adopts Part 3, the California Electrical Code, as part of the 2025 California Building Standards Code under…

Buena Park enforces electrical work under the 2025 California Electrical Code, which incorporates the 2023 National…

Butte County adopts Part 3 of Title 24, the California Electrical Code, by reference as its electrical code under…

Calaveras County has no separate local electrical code: it adopts the 2025 California Electrical Code, Part 3 of Title…

Electrical work in Camarillo is permitted under the same Chapter 1, Division II building-code administrative rules as…

Carlsbad has adopted the 2025 California Electrical Code in full under Municipal Code Section 18.12.010, and Section…

Carson, California has adopted the 2025 California Electrical Code by reference as its own Electrical Code, with…

Ceres adopts the 2022 California Electrical Code and requires a permit for electrical work, with a narrow carve-out for…

Chico requires a separate electrical permit for installing, altering, repairing, replacing, or remodeling any…

Chino has adopted the 2022 California Electrical Code, incorporating the 2020 National Electrical Code, to regulate…

Chino Hills enforces the 2025 California Electrical Code for all wiring, fixtures and electrical appliance work inside…

Chula Vista adopts the 2025 California Electrical Code by reference to govern all wiring and electrical apparatus in…

Clovis enforces the 2025 California Electrical Code, incorporating the 2023 National Electrical Code, under Municipal…

Compton regulates all electrical wiring, fixtures, and appliance installations under the 2019 California Electrical…

Contra Costa County has adopted the 2025 California Electrical Code with local amendments as its controlling and…

Corona enforces electrical work under the 2025 California Electrical Code, adopted by Municipal Code § 15.28.020 with…

Costa Mesa enforces the California Electrical Code, 2025 Edition, based on the 2023 National Electrical Code, for all…

Cupertino has adopted the 2025 California Electrical Code, based on the 2023 National Electrical Code, by reference…

Davis adopts the 2025 California Electrical Code with two local amendments: new single-family homes need a dedicated…

Downey enforces the 2025 California Electrical Code, based on NFPA 70-2020, for all wiring and equipment installed in…

Dublin adopts the 2025 California Electrical Code and 2023 National Electrical Code by reference in Municipal Code…

Eastvale adopts the 2025 California Electrical Code by reference as the "Eastvale Electrical Code" under Municipal Code…

El Cajon requires a permit from the building department before installing, altering, or adding to any electrical…

El Dorado County has adopted the National Electrical Code as part of its building code, and any electrical work without…

El Monte adopted the 2023 Los Angeles County Electrical Code by reference under Municipal Code Chapter 15.05, governing…

Elk Grove requires electrical installations to comply with the 2025 California Electrical Code, adopted in full under…

Fairfield enforces the 2025 California Electrical Code, based on the 2023 National Electrical Code, under Municipal…

Folsom enforces the 2025 California Electrical Code, based on the 2023 National Electrical Code, as the Folsom…

Fontana requires all electrical work to meet the 2025 California Electrical Code, based on the 2023 National Electrical…

Fremont enforces the 2025 California Electrical Code as the Fremont Electrical Code under Municipal Code Section…

Fresno enforces electrical work under the 2025 California Electrical Code, which itself incorporates the 2023 National…

Fresno County adopts the 2022 California Electrical Code as its wiring standard under Code Section 15.16.010, and…

Fullerton adopted the 2025 California Electrical Code by reference as the Fullerton Electrical Code under Fullerton…

Garden Grove requires electrical permits under the 2025 California Electrical Code, adopted by reference in §18.04.010…

Unincorporated Glenn County enforces the 2025 California Electrical Code (Title 24, Part 3) as its electrical code…

Hanford enforces electrical work under the 2023 National Electrical Code, adopted by reference along with Title 24…

Hawthorne wires every building to the 2022 California Electrical Code, adopted by reference under Hawthorne Code §…

Hayward adopts the 2025 California Electrical Code, based on the 2023 National Electrical Code, by reference under…

Hemet has adopted the 2022 California Electrical Code and requires a written construction permit before any electrical…

Hercules ties electrical permitting to the state code: Section 9-3.01 of the Municipal Code adopts the 2025 California…

Electrical work in Hesperia runs on the locally adopted 2025 California Electrical Code, and the city layers on its own…

Huntington Beach adopts the 2025 California Electrical Code by reference to govern all electrical installations…

Imperial County requires a separate electrical permit for each building before any regulated electrical system is…

Indio requires electrical work to comply with the 2025 California Electrical Code, the state's version of the National…

Inglewood adopts the 2019 California Electrical Code, based on the 2017 National Electrical Code, by reference under…

Irvine enforces electrical work through the 2025 California Electrical Code, based on the 2023 National Electrical…

Installing, energizing or altering electrical equipment or wiring anywhere in unincorporated Kern County requires a…

Kings County adopts the 2013 California Electrical Code, minus appendices, as its electrical code for the…

Unincorporated Lake County wires and rewires under the 2022 California Electrical Code, adopted wholesale off the 2020…

Lake Forest, in Orange County, has adopted the 2025 California Electrical Code (based on the 2023 NEC); a permit is…

Lakewood requires an electrical permit before any wiring, fixture or appliance work covered by the California…

Lancaster requires a Building & Safety permit for any electrical wiring, fixture, or equipment installation regulated…

Livermore adopts the 2023 National Electrical Code as amended by the California Building Standards Code, and it is…

Lodi adopts the 2022 California Electrical Code for all wiring, devices, appliances, and equipment installation…

Long Beach requires an electrical permit for new wiring, alterations and most equipment operating above 25 volts or 50…

Any electrical wiring installation, alteration, reconstruction, or repair in Los Angeles requires a Department of…

In unincorporated Los Angeles County, installing, altering, or repairing electrical wiring, devices, or equipment…

Every electrical installation, alteration or repair in Los Banos must meet the California Electrical Code, 2022…

Madera adopts the 2022 California Electrical Code, incorporating the 2020 National Electrical Code, to govern…

Unincorporated Madera County requires a written construction permit from the building official before any electrical…

Manteca adopts the 2025 California Electrical Code and bars anyone from energizing wiring covered by the code until the…

Marin County Code Section 19.04.010 adopts the 2025 California Electrical Code, which incorporates the 2023 National…

Mendocino County adopts the 2025 California Electrical Code at County Code § 18.04.025(D) and rewrites its Annex H…

Menifee enforces the 2025 California Electrical Code as the Menifee Electrical Code, requiring a separate permit before…

Merced adopts the 2025 California Electrical Code, based on the 2023 NEC, by reference at Municipal Code Section…

Merced County adopts the 2022 California Electrical Code, based on the 2020 NEC, for all unincorporated construction…

Mission Viejo adopts the 2025 California Electrical Code, based on the 2023 National Electrical Code, as its Electrical…

Modesto adopts the 2022 California Electrical Code by reference under Code of Ordinances § 9-3.101, and § 9-3.501…

Monterey enforces the 2025 California Electrical Code for wiring, panel upgrades and other electrical work performed…

Monterey County has adopted the 2025 California Electrical Code, based on the 2020 National Electrical Code, as its…

Moorpark has adopted the 2025 California Electrical Code by reference as its Electrical Code, so any wiring, panel, or…

Moreno Valley Municipal Code Section 8.26.010 adopts the 2025 California Electrical Code by reference for every…

Mountain View enforces the 2023 National Electrical Code as amended into the 2025 California Electrical Code, City Code…

Murrieta enforces the 2025 California Electrical Code as local law under Chapter 15.40. Electrical work covered by that…

Newport Beach wires its electrical rules to the 2025 California Electrical Code, itself based on the 2023 National…

Norwalk requires a permit from the Building Official before any electrical work covered by the City's Electrical Code…

Oakland requires a separate electrical permit or a combination permit from the Building Official before any electrical…

Oceanside adopts the 2025 California Electrical Code by reference under City Code Sec. 6.14, then layers on two local…

Ontario enforces the 2025 California Electrical Code (Title 24, Part 3) by reference under Municipal Code Section…

Orange requires an electrical permit for equipment construction, alteration, repair, or conversion work under the 2025…

Any electrical installation, alteration or repair in unincorporated Orange County needs a permit from OC Public Works…

Oxnard adopts the 2025 California Electrical Code, which incorporates the 2023 National Electrical Code, by reference…

In the City of Pacifica, the California Electrical Code, 2025 Edition, incorporating the 2023 National Electrical Code…

Palm Springs adopts the 2025 California Electrical Code by reference under Municipal Code § 8.04.050, then layers on…

Palmdale adopts Articles 90 through 840 of the 2025 California Electrical Code as the Palmdale Electrical Code under…

Pasadena requires a separate permit from the building official before any electrical work regulated by the adopted…

Perris regulates all electrical wiring, fixtures, and installations citywide under the 2025 California Electrical Code…

Placer County Code § 15.04.400 adopts the 2025 California Electrical Code, based on the 2023 National Electrical Code…

Pleasanton adopts the 2023 National Electrical Code as amended by the 2025 California Electrical Code (Cal. Code Regs…

Electrical work in Pomona is permitted under the California Electrical Code, 2025 Edition, based on the 2023 National…

Rancho Cordova requires an electrical permit for work governed by the 2025 California Electrical Code, adopted under…

Rancho Cucamonga adopts the 2025 California Electrical Code, based on the 2026 National Electrical Code, and requires…

Redding enforces the 2022 California Electrical Code for all wiring, fixtures, and electrical installations citywide…

Redlands adopts the 2025 California Electrical Code by reference and requires an electrical permit for most work…

Redondo Beach has adopted the 2025 California Electrical Code by reference to govern installation, alteration, and…

Redwood City enforces the 2025 California Electrical Code by reference under Sec. 9.40, with one local amendment, Sec…

Rialto Municipal Code Section 15.08.050 adopts the 2025 California Electrical Code by reference with no local…

Ridgecrest, California, in Kern County requires a building permit before electrical work and adopts the California…

Riverside adopts the 2025 California Electrical Code by reference under RMC § 16.16.020, regulating 'the erection…

Riverside County requires a building permit for electrical work in the unincorporated area under its amended California…

Rohnert Park adopts the 2025 California Electrical Code, incorporating the 2023 National Electrical Code, by reference…

Roseville enforces the 2025 California Electrical Code as adopted by reference in Municipal Code Section…

Sacramento adopts the 2025 California Electrical Code, based on the 2023 National Electrical Code, by reference at City…

Sacramento County requires electrical construction, alteration and repair work in the unincorporated area to conform to…

Salinas enforces the 2025 California Electric Code, Part 3, adopted by Ordinance No. 2690(NCS) effective January 1…

Unincorporated San Benito County requires a Building Official permit for any electrical installation and enforces the…

San Bernardino enforces electrical work under the 2022 California Electrical Code (based on the 2017 NEC), adopted into…

San Bernardino County enforces the 2025 California Electrical Code (based on the 2023 NEC) for all electrical work in…

San Clemente enforces the 2025 California Electrical Code, based on the 2023 National Electrical Code, as its local…

San Diego requires a separate Electrical Permit before any wiring, device, appliance, or equipment is installed…

Unincorporated San Diego County requires an electrical permit before altering, replacing, or installing wiring or…

San Francisco requires a Department of Building Inspection permit before any electrical installation, alteration, or…

San Joaquin County Code § 8-1013 adopts the 2025 California Electrical Code, which incorporates the 2023 National…

San Jose enforces the 2025 California Electrical Code with local amendments under SJMC § 24.06.100, so any wiring…

San Leandro adopts the 2025 California Electrical Code, California Code of Regulations Title 24, Part 3, as the city's…

San Luis Obispo County adopts the California Electrical Code and folds its permitting into the same rules as the…

San Marcos wires its permitting to the 2025 California Electrical Code, adopted by reference under Municipal Code…

San Rafael requires a permit from the building official before any wiring, service, or fixed electrical equipment…

San Ramon has adopted the 2025 California Electrical Code, based on the 2023 National Electrical Code (NFPA-70), as its…

Santa Ana adopts the California Electrical Code, 2025 Edition, plus its Informative Annex A on product safety…

The unincorporated county runs on the 2025 California Electrical Code, based on the 2020 National Electrical Code, and…

Santa Clara enforces electrical permits through the 2025 California Electrical Code, adopted wholesale by SCCC §…

Unincorporated Santa Clara County enforces the 2025 California Electrical Code, based on the 2023 National Electrical…

Santa Clarita's Building and Safety Division enforces the 2025 California Electrical Code, based on the 2023 National…

Unincorporated Santa Cruz County adopts the 2025 California Electrical Code and requires a permit for most electrical…

Santa Maria enforces the California Electrical Code, 2025 Edition, and limits who can pull an electrical permit to a…

Santa Rosa enforces the 2025 California Electrical Code, adopted by reference and renumbered with an '18-32.' prefix…

Shasta County's owner-built rural dwelling program does not force any dwelling to hook up to electrical power, but Code…

Simi Valley enforces the 2022 California Electrical Code as its primary electrical code and requires a permit for most…

Solano County enforces the 2025 California Electrical Code for all wiring work, adopted by reference in Chapter 6.3…

The City of Sonoma adopts the 2025 California Electrical Code by reference and requires a permit for virtually all…

Sonoma County adopts the 2022 California Electrical Code and requires a permit for most electrical work in the…

Stanislaus County adopts the 2025 California Electrical Code, National Fire Protection Agency 2023 edition, by…

Stockton enforces electrical work under the 2025 California Electrical Code, adopted by reference at Stockton Municipal…

Sunnyvale adopts the 2023 National Electrical Code, as amended into the 2025 California Electrical Code, as its…

Tehama County requires a permit for electrical work in the unincorporated area and enforces the 2022 California…

Temecula wires its buildings to the 2025 California Electrical Code, adopted at Municipal Code Section 15.04.010(D) and…

Thousand Oaks adopted the 2025 California Electrical Code, based on the 2023 National Electrical Code, under TOMC §…

Tracy requires a City Building Official certificate of approval before anyone connects electrical service to new…

Truckee has adopted the 2025 California Electrical Code, incorporating the 2020 National Electrical Code, by reference…

Tulare County adopts the 2022 California Electrical Code for all unincorporated territory under Ordinance Code §…

Turlock adopts the 2025 California Electrical Code, based on the 2023 National Electric Code, and requires a City…

Union City adopts the 2025 California Electrical Code by reference, requiring a permit for any electrical system work…

Upland enforces the 2022 California Electrical Code, adopted in full as the city's electrical construction standard…

Vacaville enforces the 2025 California Electrical Code, based on the 2023 National Electrical Code, under Municipal…

Vallejo requires electrical work to comply with the 2025 California Electrical Code, adopted wholesale as the city's…

Ventura adopts the 2025 California Electrical Code, including Annex C, at Municipal Code Section 12.125.010, citing the…

Victorville requires electrical work to follow the 2025 California Electrical Code, adopted by reference with the 2023…

Vista regulates all electrical installation, alteration, and repair work under Chapter 16.28 of the Vista Municipal…

West Covina requires an electrical permit for wiring and equipment installation under Municipal Code Sec. 7-50, which…

West Sacramento adopts the 2025 California Electrical Code by reference as the standard governing all electrical permit…

Westminster regulates all electrical wiring, fixture and appliance installation citywide under the 2025 California…

Whittier adopts the California Electrical Code by reference to govern every wiring installation, alteration, and repair…

Yolo County requires an electrical permit for wiring work in the unincorporated area by adopting the 2019 California…

Yuba City has adopted the 2022 California Electrical Code, based on the 2021 National Electrical Code, as its local…

Unincorporated Yuba County requires a Building Department permit before any electrical system is installed, altered…

Alameda adopts the 2025 California Plumbing Code by reference as the Alameda Plumbing Code and layers on a local…

Unincorporated Alameda County requires plumbing work to conform to the county-adopted 2025 California Plumbing Code.

Alhambra requires a plumbing permit from the Building Official before any plumbing equipment, fixture, drain, vent…

Anaheim adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as the Anaheim Plumbing Code…

Antioch adopts the 2022 California Plumbing Code by reference and layers on its own earthquake-safety rule: every new…

Apple Valley enforces the 2025 California Plumbing Code, including its appendices and referenced installation…

Bakersfield adopts the 2025 California Plumbing Code by reference under Municipal Code § 15.09.010, with the building…

Baldwin Park enforces the 2025 California Plumbing Code as its local plumbing standard, requiring a permit for new or…

The City of Bellflower, Los Angeles County, adopts the 2025 California Plumbing Code by reference, and any plumbing…

Berkeley enforces the 2025 California Plumbing Code as the Berkeley Plumbing Code under Municipal Code Section…

Brentwood adopts Part 5, the California Plumbing Code, by reference under Municipal Code Section 15.04.010, then…

Buena Park enforces plumbing work under the 2025 California Plumbing Code, which incorporates the 2024 Uniform Plumbing…

Butte County adopts Part 5 of Title 24, the California Plumbing Code, by reference as its plumbing code under Section…

Calaveras County adopts the 2025 California Plumbing Code, Part 5 of Title 24 of the California Code of Regulations, as…

Camarillo doesn't run a separate plumbing-permit process: Sec. 16.04.255 folds California Plumbing Code permitting into…

Carlsbad Municipal Code Section 18.16.010 adopts the 2025 California Plumbing Code in full as the city's plumbing code…

Carson, California has adopted the 2025 California Plumbing Code by reference as its own Plumbing Code, with permits…

Ceres regulates plumbing work through the 2022 California Plumbing Code, adopted wholesale by city ordinance, with the…

Chico requires a plumbing permit before installing, removing, altering, repairing, or replacing plumbing equipment in…

Chino has adopted the 2022 California Plumbing Code, incorporating the 2021 Uniform Plumbing Code, to govern plumbing…

Chino Hills regulates plumbing work under the 2025 California Plumbing Code, adopted at Municipal Code § 15.04.050…

Chula Vista adopts the 2025 California Plumbing Code by reference (CVMC 15.28.010) and requires a separate permit from…

Clovis enforces the 2025 California Plumbing Code, incorporating the 2024 Uniform Plumbing Code, under Municipal Code…

Compton has adopted the 2019 California Plumbing Code in full to govern every plumbing installation, alteration and…

Contra Costa County has adopted the 2025 California Plumbing Code, with local amendments, as its controlling plumbing…

Corona enforces plumbing work under the 2025 California Plumbing Code as locally adopted by Municipal Code § 15.20.020…

Costa Mesa requires plumbing work to comply with the California Plumbing Code, 2025 Edition, based on the 2024 Uniform…

Cupertino adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, by reference as its local…

Davis adopts the 2025 California Plumbing Code with a signature local amendment: every new single-family home or duplex…

Downey requires plumbing work to comply with the California Plumbing Code, 2025 Edition, which the city adopted…

Dublin Municipal Code Section 7.40.030 adopts the 2025 California Plumbing Code and 2024 Uniform Plumbing Code, and…

Eastvale adopts the 2025 California Plumbing Code by reference as the "Eastvale Plumbing Code" under Municipal Code…

El Cajon adopts the California Plumbing Code, 2025 Edition, in full as its plumbing code, requiring permits for…

El Dorado County enforces plumbing work under the 2009 Uniform Plumbing Code, adopted by reference with a local…

El Monte adopts the 2023 Los Angeles County Plumbing Code in full as its own plumbing code, with local amendments…

Elk Grove regulates plumbing work by adopting the 2025 California Plumbing Code in full, with the Community Development…

Fairfield enforces the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, under Municipal Code §…

Folsom adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as the Folsom Plumbing Code…

Fontana adopts the 2025 California Plumbing Code, Title 24 Part 5 of the California Code of Regulations, as its…

Fremont adopts the 2025 California Plumbing Code as the Fremont Plumbing Code under Municipal Code Section 15.20.020…

Fresno adopts the 2025 California Plumbing Code by reference as the "Fresno Plumbing Code" under Municipal Code §…

Fresno County adopts the 2022 California Plumbing Code and IAPMO installation standards as its plumbing standard under…

Fullerton adopted the 2025 California Plumbing Code by reference as the Fullerton Plumbing Code under Fullerton Code of…

Garden Grove adopts the 2025 California Plumbing Code under §18.04.010 and tightens it locally in Chapter 18.14…

When a new building or facility in Glendale needs a backflow prevention assembly to protect the water system, the…

Unincorporated Glenn County enforces the 2025 California Plumbing Code (Title 24, Part 5) as its plumbing code, adopted…

Hanford requires all plumbing work to follow the 2024 Uniform Plumbing Code as amended by California's 2025 Title 24…

Anyone installing, moving, or demolishing plumbing, sewers, septic systems, gas piping, or pool-heater gas outlets in…

Hayward adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, by reference under Municipal…

Hemet requires a separate plumbing permit before anyone installs, alters, repairs, replaces or remodels a plumbing…

Plumbing construction and sizing in Hesperia must meet the California Plumbing Code, which the city uses to set its own…

Huntington Beach adopts the 2025 California Plumbing Code by reference for all plumbing and drainage installation work…

Imperial County runs plumbing work under its adopted 2022 California Plumbing Code, exempting only minor leak repairs…

Indio requires plumbing work to follow the 2025 California Plumbing Code, which the city adopts by reference for every…

Inglewood adopts the 2019 California Plumbing Code by reference under Section 11-11 and locally amends the permit and…

Irvine enforces plumbing work under the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, adopted…

Kern County's Plumbing Code covers new construction and any alteration, repair or reconstruction of plumbing systems in…

Kings County enforces the 2013 California Plumbing Code countywide, so any plumbing installation, alteration or repair…

Plumbing work in unincorporated Lake County runs on the 2022 California Plumbing Code, based on the 2021 Uniform…

Lake Forest, in Orange County, adopted the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code; a…

Lakewood requires a permit before any plumbing or drainage work begins, enforced under the California Plumbing Code…

Lancaster requires a Building & Safety permit for plumbing, drainage, building sewer, and private sewage disposal work…

Livermore's Plumbing Code chapter adopts the 2024 Uniform Plumbing Code as amended in Title 24, with fees set by City…

Lodi adopts the 2022 California Plumbing Code and requires a permit and fee for plumbing, drainage, and gas fitting…

Long Beach requires a plumbing permit before any plumbing, water piping, gas piping or water heater work under LBMC §…

Los Angeles requires a plumbing or fire sprinkler permit from the Department of Building and Safety before any…

Unincorporated LA County requires a permit from the Chief Plumbing Inspector before any gas piping, drainage, sewer, or…

Every plumbing installation, repair or alteration in Los Banos must meet the California Plumbing Code, 2022 Edition…

Madera adopts the 2022 California Plumbing Code by reference to regulate plumbing systems citywide, excluding Table…

Unincorporated Madera County adopts the California Plumbing Code and requires a separate county plumbing permit before…

Manteca has adopted the 2025 California Plumbing Code as its plumbing code, requiring permits for plumbing work and…

Marin County Code Section 19.04.010 adopts the 2025 California Plumbing Code, built on the 2024 Uniform Plumbing Code…

Mendocino County adopts the 2025 California Plumbing Code at County Code § 18.04.025(F) and rewrites its…

Menifee has adopted the 2025 California Plumbing Code in full, including Chapters 1 through 17 and appendices A through…

Merced adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, by reference at Municipal…

Merced County enforces the 2022 California Plumbing Code for every plumbing installation, alteration, or repair in the…

Mission Viejo adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as its Plumbing Code…

Modesto adopts the 2022 California Plumbing Code by reference under Code of Ordinances § 9-2.101, and § 9-2.501…

Monterey enforces the 2025 California Plumbing Code for permitted plumbing work, adopted at Monterey City Code § 9-0.1…

Monterey County has adopted the 2025 California Plumbing Code, based on the 2014 Uniform Plumbing Code, as its Plumbing…

Moorpark adopts the 2025 California Plumbing Code, including Appendix H, by reference as its Plumbing Code under…

Moreno Valley Municipal Code Section 8.24.010 adopts the California Plumbing Code, 2025 Edition, including its…

Mountain View enforces the 2024 Uniform Plumbing Code as amended into the 2025 California Plumbing Code, under City…

Murrieta enforces the 2025 California Plumbing Code as local law under Chapter 15.16 of its municipal code. Plumbing…

Newport Beach plumbing work runs on the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, with…

Norwalk enforces the California Plumbing Code, 2025 Edition, adopted by reference at Municipal Code Section 15.12.020…

Oakland makes it unlawful to alter, repair or install a plumbing system without complying with the Municipal Code's…

Oceanside adopts the 2025 California Plumbing Code by reference under City Code Sec. 6.8, and Sec. 6.2's amended…

Ontario adopts the 2025 California Plumbing Code (Title 24, Part 5) by reference under Municipal Code Section 8-7.01…

Orange requires a plumbing permit for equipment construction, alteration, repair, or conversion work under the 2025…

Unincorporated Orange County adopts the 2024 Uniform Plumbing Code and 2025 California Plumbing Code, and requires a…

Oxnard adopts the 2025 California Plumbing Code by reference under Sec. 14-17, including Appendices A, B, D, I and K…

The City of Pacifica has adopted the 2025 California Plumbing Code, based on the Uniform Plumbing Code, to govern…

Palm Springs adopts the 2025 California Plumbing Code by reference under Municipal Code § 8.04.030, and locks down who…

Palmdale adopts Chapters 2 through 13, 15 through 17 and listed appendices of the 2025 California Plumbing Code as the…

Pasadena requires a separate plumbing permit for plumbing work regulated by the city's Building Code, issued by the…

Perris regulates all plumbing installation, alteration, and repair citywide under the 2025 California Plumbing Code…

Placer County Code § 15.04.460 adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, for…

Pleasanton adopts the 2024 Uniform Plumbing Code as amended by the 2025 California Plumbing Code (Cal. Code Regs. Title…

Pomona requires all plumbing installation, alteration and repair work to follow the California Plumbing Code, 2025…

Rancho Cordova requires a plumbing permit for work regulated under the 2025 California Plumbing Code, adopted by RCMC §…

Rancho Cucamonga has adopted the 2025 California Plumbing Code, based on the Uniform Plumbing Code, by reference for…

Redding adopts the 2022 California Plumbing Code as its plumbing code under RMC 16.05.010, but strikes the code's own…

Redlands adopts the 2025 California Plumbing Code by reference as its plumbing code and requires a permit for plumbing…

Redondo Beach adopts the 2025 California Plumbing Code by reference to govern plumbing, house drainage, sewers, septic…

Redwood City enforces the 2025 California Plumbing Code by reference under Sec. 9.40, plus six local amendments in…

Rialto Municipal Code Section 15.08.070 adopts the 2025 California Plumbing Code as the city's plumbing code, then adds…

Riverside adopts the 2025 California Plumbing Code by reference under RMC § 16.12.020, covering 'the design…

Riverside County adopts the 2025 California Plumbing Code in full for unincorporated areas and requires a permit for…

Rohnert Park adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, under Section…

Plumbing work in Roseville must comply with the 2025 California Plumbing Code, including its Appendices A and M, which…

Sacramento adopts the 2025 California Plumbing Code (based on the 2024 Uniform Plumbing Code) by reference at City Code…

Sacramento County requires all plumbing work in the unincorporated area to comply with the 2025 California Plumbing…

Salinas regulates plumbing work through the 2025 California Plumbing Code, Part 5, adopted by Ordinance No. 2690(NCS)…

Unincorporated San Benito County requires a Building Official permit for plumbing work and enforces the 2022 California…

San Bernardino requires all plumbing work, from a water heater swap to a full re-pipe, to follow the 2022 California…

San Bernardino County adopts the 2025 California Plumbing Code by reference for the unincorporated area, so any…

San Clemente enforces the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, adopted by reference…

San Diego requires a Plumbing/Mechanical Permit before any plumbing, heating, ventilating, air conditioning, or…

Unincorporated San Diego County requires a permit from the building official before erecting, installing, altering, or…

San Francisco requires a permit and payment of Central Permit Bureau fees before most plumbing work can begin, under…

San Joaquin County Code § 8-1015 adopts the 2025 California Plumbing Code, which itself incorporates the 2024 Uniform…

San Jose requires a separate plumbing permit before any plumbing work begins under Municipal Code § 24.02.100, with…

San Leandro adopts the 2025 California Plumbing Code, California Code of Regulations Title 24, Part 5, as the city's…

San Luis Obispo County adopts the California Plumbing Code and, like the electrical code, folds its permitting into the…

San Marcos plumbing permits run on the 2025 California Plumbing Code, adopted by reference under Municipal Code Section…

Anyone installing, altering, or replacing a plumbing system in San Rafael must first apply to the building official and…

San Ramon has adopted the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as its plumbing code…

Santa Ana adopts the California Plumbing Code, 2025 Edition, including Appendices A, B, D, I and J, as its local…

The unincorporated county's plumbing work runs on the 2025 California Plumbing Code, based on the 2021 Uniform Plumbing…

Santa Clara enforces plumbing permits through the 2025 California Plumbing Code, adopted wholesale by SCCC § 15.35.010…

Plumbing work in unincorporated Santa Clara County requires a permit under the 2025 California Plumbing Code, with…

Santa Clarita adopted the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as the local Santa…

Unincorporated Santa Cruz County enforces the 2025 California Plumbing Code with local amendments requiring…

Santa Maria enforces the California Plumbing Code, 2025 Edition, and requires a City permit for plumbing work performed…

Santa Rosa adopts the 2025 California Plumbing Code by reference, renumbered with an '18-24.' prefix, and requires a…

Plumbing installed in a Shasta County limited density owner-built rural dwelling must follow the most recently adopted…

Simi Valley enforces the 2022 California Plumbing Code as its primary plumbing code, requiring a permit for plumbing…

Solano County will not issue a grading, building, or plumbing permit for any project needing new potable water service…

The City of Sonoma adopts the 2025 California Plumbing Code by reference under Sonoma Municipal Code § 14.10.005(E)…

Unincorporated Sonoma County adopts the 2022 California Plumbing Code by reference under County Code Section 7-13…

Stanislaus County adopts the 2025 California Plumbing Code, 2024 edition, by reference as its plumbing code, including…

Stockton runs plumbing work under the 2025 California Plumbing Code, adopted by reference effective January 1, 2026…

Sunnyvale adopts the 2024 Uniform Plumbing Code, as amended into the 2025 California Plumbing Code, as its plumbing…

Plumbing work in unincorporated Tehama County, California is governed by the 2022 California Plumbing Code, which the…

Temecula runs plumbing work off the 2025 California Plumbing Code, adopted at Municipal Code Section 15.04.010(F) and…

Thousand Oaks enforces the 2025 California Plumbing Code as its own under TOMC § 8-8.01, and § 8-8.02 amends the Code's…

Tracy requires plumbing work to follow the 2025 California Plumbing Code, adopted citywide under Municipal Code Section…

Truckee adopts the 2025 California Plumbing Code by reference and adds its own freeze-protection rules: water supply…

Tulare County adopts the 2022 California Plumbing Code, based on the 2021 Uniform Plumbing Code, for all unincorporated…

Turlock adopts the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as the City's Plumbing Code…

Union City adopts the 2025 California Plumbing Code by reference, requiring a permit for plumbing system installation…

Upland Municipal Code § 15.24.010 adopts the 2022 California Plumbing Code in its entirety as the city's plumbing…

Vacaville enforces the 2025 California Plumbing Code, based on the 2024 Uniform Plumbing Code, as the governing…

Vallejo requires plumbing work to follow the 2025 California Plumbing Code, adopted wholesale as the city's plumbing…

Ventura adopts the 2025 California Plumbing Code by reference at Municipal Code Section 12.120.010, including…

Victorville requires plumbing work to follow the 2025 California Plumbing Code, adopted by reference with the 2024…

Vista requires plumbing work to follow the 2025 California Plumbing Code, which Chapter 16.32 of the Vista Municipal…

West Covina requires a plumbing permit for installation and alteration work under Municipal Code Sec. 7-85, which…

West Sacramento adopts the 2025 California Plumbing Code by reference as the standard governing all plumbing permit…

Westminster regulates plumbing installation, alteration, repair and use under the 2025 California Plumbing Code, based…

Whittier adopts the California Plumbing Code by reference to regulate every plumbing installation, alteration, repair…

Yolo County requires a plumbing permit for work in the unincorporated area under the 2019 California Plumbing Code…

Yuba City enforces the 2022 California Plumbing Code, based on the 2021 Uniform Plumbing Code, for all plumbing work in…

Ontario runs a Systematic Health and Safety Inspection Program under Municipal Code Chapter 17: designated properties…

Alameda charges a separate investigation fee when work starts without a permit and a reinspection fee whenever a…

Unincorporated Alameda County can bill a reinspection fee whenever an inspector shows up and the job isn't ready or the…

Alhambra's Building Code keeps all permitted construction subject to inspection by the Building Official until…

Bakersfield's building code splits construction oversight into special inspections and structural observations: §…

Baldwin Park requires permitted work to stay accessible for inspection at each construction stage, with the Building…

Berkeley building permits expire if a completed, approved city inspection under California Building Code Section 110.3…

Butte County requires a Building Official inspection before most new buildings can be occupied. Section 26-3.1(a)…

Camarillo can charge a reinspection fee whenever a building inspection finds the work incomplete or the required…

Carlsbad's amended building code lays out required inspection stages, from an optional pre-construction meeting through…

Carson, California's Building Official can charge a reinspection fee whenever a job fails inspection for incomplete…

Chico requires five building-official inspections during construction: foundation, slab/underfloor, frame…

Chino's building official posts color-coded safety assessment placards after inspecting damaged buildings: green for…

Chino Hills gives its Building Official concurrent inspection authority over fire and building code compliance, working…

Chula Vista requires permitted work to remain accessible for inspection by the Building Official at defined stages…

Clovis Municipal Code Section 8.1.01.1(f) rewrites the Building Code's Section 305.5 to require the building official's…

Grading work under a Contra Costa County permit is checked at three defined stages under Section 716-6.006: initial…

Corona's Building Code amendments spell out specific inspection points for framing and finish work, add a reinspection…

Before selling a residential building with four or more units, Costa Mesa owners must obtain a Report of Residential…

Permitted construction in Cupertino must stay accessible for inspection until the Building Official approves it…

Before selling certain residential units in Davis, owners must apply for a resale inspection under Municipal Code…

Downey's Building Official runs every permitted job through a fixed sequence of inspections set out in Municipal Code…

All permitted construction in Dublin is subject to inspection by the Building Official, and work cannot be covered or…

Eastvale's Building Official inspects permitted construction at defined stages, from footing and foundation through…

El Cajon requires anyone completing permitted electrical work to notify the building inspection division within 24…

El Dorado County requires a foundation inspection and a final inspection before any building is occupied. Before the…

Escondido requires every permitted construction project to remain accessible and exposed for inspection by the building…

Fairfield's building inspection sequence runs under Municipal Code § 5.1.4.5, which lets the chief building official…

Folsom charges a reinspection fee any time a building inspector shows up and the work is not ready, prior correction…

Fremont's building inspections run under Municipal Code Section 15.10.100, amending California Building Code Section…

Fresno's Building Official can combine multiple trades' inspections into one visit, in the same chronological order…

Before a new building in Fresno County gets its final approval, the Building Official can issue an interim…

Requesting a building inspection in Fullerton carries legal weight: under § 14.17.030, orally or in writing asking the…

In unincorporated Glenn County, the building department inspects every permitted job under Glenn County Code §…

Hawthorne's director of building and safety must withhold permits and certificates of occupancy whenever plan checks or…

Hayward's Building Code local amendments spell out the building inspection sequence, Foundation, Under-floor, Shear…

Hemet requires the permit holder to request each inspection stage, foundation, rough-in, framing, and final, and the…

Hercules requires City Engineer inspection at three defined stages of permitted grading and site-development work…

Imperial County's Building Official inspects every permitted building, plumbing, mechanical and electrical job before…

Every permitted building project in unincorporated Kern County must post an inspection record card on site before work…

Lake County will not schedule a final or temporary occupancy inspection until five separate departments and agencies…

Lakewood's Building Division can charge a reinspection fee whenever a scheduled inspection finds the work incomplete…

Lancaster building permits, governed by Municipal Code Section 15.04.060, expire if work is not started within 360 days…

Livermore amends the California Building Code's mandatory-inspection list at Section 110: lath and gypsum board…

Every permitted building project in Long Beach runs through a fixed inspection sequence under LBMC § 18.07.050, footing…

Los Angeles requires permit holders to call for inspection at seven defined construction stages, from foundation…

In unincorporated LA County, Title 26 requires written Building Official approval at each construction stage before…

Madera charges a re-inspection fee under § 9-1.01(D) whenever work is not ready when an inspector arrives or…

Manteca requires staged inspections during construction, including a lath-and-gypsum check before wall coverings go on…

Marin County Code § 19.14.020 adds a countywide step to the final inspection of any building permit issued after July…

Mendocino County's Limited Density Rural Dwelling program spells out its own inspection schedule: County Code §…

Merced won't issue a certificate of final inspection on new construction until required public improvements, curbs…

Merced County ties every building permit to staged inspections, foundation, shear and roof nail, framing, energy…

Modesto's Building Official runs a fixed sequence of inspections, footing and foundation, concrete slab, frame and…

Monterey amends the 2025 California Building Code's expiration rule at Sec. 9-1(b): a building permit becomes "null and…

Monterey County ties a building permit's validity to actually completing inspections: under the county's amendment to…

Moreno Valley requires a foundation line and grade certification before construction and lets the Building Official…

Mountain View requires a footing and foundation inspection before any concrete pour, and a final inspection before a…

Newport Beach's Excavation and Grading Code requires the Building Official to inspect every permitted grading job…

Permitted work in Norwalk must stay accessible and exposed until the Building Official inspects and approves each…

Oakland requires five staged Major Inspections under Municipal Code § 15.04.2.256, Preconstruction, Foundation, Slab or…

Before Oceanside issues a building permit, the building official must get written sign-off from planning, engineering…

In unincorporated Orange County, no building or structure can be occupied until the Building Official inspects it…

Oxnard's Sec. 14-3(Q) amendment to CBC Section 1704.6 requires the owner to hire a structural observer, either the…

In the City of Pacifica, anyone legalizing work built without a permit must obtain all applicable permits and submit to…

Swimming pool construction in Palm Springs runs through five mandatory inspections spelled out in Municipal Code §…

Every permitted construction project in Palmdale must pass a series of required inspections before work can proceed or…

Every permitted job in Pasadena must stay accessible for inspection by the Building Official until approved, and work…

Perris's building official inspects any structure suspected of being a dangerous or substandard building, then must…

Placer County Code § 15.04.100 lets the chief building official authorize alternative inspection procedures, using…

Pleasanton's Building and Safety Official requires notice-triggered inspections at 13 defined construction stages, from…

Converting a Pomona commercial or industrial building into work/live units runs through a defined permit-and-inspection…

Under RCMC Section 16.02.050(L), amending Building Code Section 110.5, anyone doing permitted work in Rancho Cordova…

Redlands, California amends the California Building Code's administrative chapter at City Code section 15.04.020 to run…

A Redondo Beach building permit is not just a piece of paper: the Residential Code amendment at RBMC Section 9-22.05.4…

No one may use or occupy a Riverside building or structure requiring a permit without first getting the required…

After a disaster, Riverside County's building official posts one of three color-coded placards on a structure based on…

Rohnert Park requires 48-hour advance notice to the grading inspector before any permitted grading or excavation…

Sacramento requires a final inspection and city approval of every building and its installed equipment before occupancy…

When county building work isn't ready, corrections aren't made, or plans aren't on site, inspectors can charge a…

Every building, electrical, plumbing, and mechanical permit requires Building Official approval at each consecutive…

San Clemente's Building Division charges a re-inspection fee whenever a scheduled inspection finds the work incomplete…

San Diego requires staged inspections for all permitted construction, and no work may be covered or occupied until the…

Unincorporated San Diego County requires nine staged inspections, from footing/foundation through final, before…

San Francisco permitted construction must stay accessible and exposed until the Building Official approves it at each…

San Joaquin County Code § 8-1008, which amends California Building Code § 110.5, puts the duty to call for inspection…

San Jose's building official runs permitted work through six mandatory checkpoints, foundation, slab, rough, frame…

San Leandro requires the Building Official to inspect permitted work at ten defined stages, from footing and foundation…

San Luis Obispo County requires the building official to examine a site before issuing a permit, and to sign off on a…

San Marcos will not approve a foundation inspection on a plain say-so. Municipal Code Section 17.08.050 requires a…

San Rafael's building official inspects permitted construction at fourteen defined stages, from footing and foundation…

Before a Santa Ana building can be occupied, the owner or occupant must apply to the building official for an…

Grading and excavation work permitted under Santa Barbara County Code Chapter 14 goes through eight numbered inspection…

Unincorporated Santa Clara County withholds a building's final inspection and certificate of occupancy until the County…

Every Santa Clarita building permit comes with a construction placard and an inspection record card that must stay…

Permitted work in unincorporated Santa Cruz County must stay exposed for inspection until the Building Official signs…

Santa Maria requires a pre-roofing inspection before any new roof covering is applied, a permit before work begins, and…

Simi Valley requires permitted construction to stay exposed for inspection at each stage, from foundation and framing…

Solano County requires inspections at every stage of a permitted project and locks the final inspection under an…

Unincorporated Sonoma County charges a reinspection fee whenever a call for inspection finds work incomplete…

Stanislaus County's local building-code amendment requires special inspections for structural elements of Group U…

Stockton keeps permitted work exposed for inspection until the Building Official signs off, per Municipal Code Section…

Sunnyvale's building official can order extra inspections beyond the standard sequence, requires an inspection record…

Tehama County requires five staged inspections, foundation, slab or under-floor, framing, lath/wallboard, and final…

Any construction, grading or right-of-way encroachment permit in Temecula comes with mandatory city engineer…

Turlock requires a structural inspection once gravity and lateral framing hardware is in place, and a separate frame…

Union City administers building permit inspections through its adopted Uniform Administrative Code, with disputed…

In Vacaville, the final building inspection doubles as the certificate of occupancy for new single-family homes, with…

Municipal Code Section 12.310.020(F) sets how a Ventura code official may inspect a property under the San Buenaventura…

Victorville requires twenty-four hours' advance notice before each of nine defined grading inspection stages, from…

Before any new occupancy or change of use in Vista, the building official must inspect the building and issue a…

Westminster's Administrative Code lets the Building Official approve outside "Special Inspectors" to provide continuous…

Whittier requires the Building Official to inspect construction at ten defined stages under Municipal Code Section…

Yolo County charges a re-inspection fee any time a building inspector shows up and the work isn't ready or corrections…

If a Yuba City building permit expires without the required inspections and the permittee never tells the Building…

Permitted construction in unincorporated Yuba County must pass a defined sequence of inspections, footing, frame…

When a Kings County building permit holder requests an inspection, the building official has 48 hours, excluding…

Lake Forest's City Engineer or Building Official can require special inspections on grading and paving projects when…

Tracy Municipal Code Chapter 9.24, re-enacted March 17, 2026, makes it a misdemeanor to let a vacant structure sit in a…