Pop. 42,846 · Los Angeles County
Every new or remodeled residential pool in Altadena requires a 60-inch barrier with self-closing/self-latching gates plus at least 2 additional safety features under the California…
All swimming pools, spas, and hot tubs in Altadena require a building permit from LA County Building & Safety under Title 26 (Building Code) plus a plumbing permit and electrical…
Hot tubs and spas in unincorporated LA County require building permits for permanent installations from LA County Building & Safety. GFCI protection mandatory. Safety covers required…
Pool safety in unincorporated LA County is governed by CA HSC 115920-115929 and CA Title 24. Barriers, drain covers, and at least one additional safety feature are mandatory. Vacant…
Above-ground pools in unincorporated LA County holding 3,000+ gallons require a building permit from LA County Building & Safety. All barrier requirements (60-inch fencing…
Altadena is an unincorporated CDP in Los Angeles County governed by LA County Code Title 22 §22.140.640 (Accessory Dwelling Units and Junior Accessory Dwelling Units), most recently…
Garage conversions to ADUs in unincorporated Altadena are governed by LA County Code Title 22 §22.140.640 and California Government Code §65852.2. No replacement parking is required…
Carports in Altadena are accessory structures regulated under Altadena CSD 22.306.070 and LA County Code 22.110.040. They count toward the lot-coverage formula and the 2-space minimum…
Sheds 120 sq ft or smaller and ≤12 ft tall typically don't need a building permit in Altadena, but they still must comply with Altadena CSD setbacks. Anything larger needs a permit.
Tiny homes on permanent foundations are treated as ADUs under CA Gov Code 65852.2 and LA County's ADU ordinance in unincorporated areas. Tiny homes on wheels are not recognized as…
Exterior noise in Altadena's residential zones is capped at 50 dBA daytime / 45 dBA nighttime (single-family); 55/50 dBA (multi-family); 60/55 dBA commercial; 70 dBA all hours…
Altadena is unincorporated, so LA County Title 12 Chapter 12.08 (Noise Control) applies. Nighttime exterior limits run 10:00 p.m. to 7:00 a.m. with stricter dB caps; daytime runs 7:00…
LA County Code Section 12.08.440 limits construction noise in residential areas to 7:00 a.m.–8:00 p.m. weekdays and 8:00 a.m.–8:00 p.m. on Saturdays. No construction is allowed on…
LA County Code Section 10.36.010 prohibits owning or keeping any animal that habitually disturbs the peace by barking, howling, or other noise. Enforced by LA County Animal Care &…
LA County does not have a county-wide gas leaf-blower ban, but operation is subject to the Ch. 12.08 dB limits and construction-hours rules (7 a.m.–8 p.m. weekdays).
LA County Code Chapter 12.08 restricts amplified sound and outdoor music in unincorporated areas to the same exterior noise standards by zone. Loudspeakers and amplified devices are…
Amplified music and sound devices in unincorporated LA County are regulated under Chapter 12.08 (Noise Control). Residential areas: 45 dB nighttime (10 PM-7 AM), 50 dB daytime. Sound…
California sets statewide airport noise limits under Title 21 CCR, with the state preempting most local aviation noise control because federal FAA authority dominates aircraft…
LA County Code Section 22.112.080 allows RV/boat storage in residential zones only in side or rear yards behind the required front setback, screened from view. Street RV parking is…
LA County Code Chapter 15.36 (Abandoned Vehicle Abatement) authorizes the county to remove inoperative or abandoned vehicles from private or public property after notice. Funded by the…
Altadena CSD requires 2 on-site parking spaces for 1–4 bedroom homes, 3 for 5–6 bedrooms, and 4+ for 7+ bedrooms. Where 3+ spaces are required, the extras may be uncovered and…
LA County Title 15 (Vehicles and Traffic) governs Altadena streets. Standard rules: 72-hour limit on parking the same vehicle in one spot, no parking against curb direction, and posted…
Altadena is an unincorporated community in Los Angeles County, so EV charger installations are permitted by LA County Public Works Building & Safety Division at the East LA District…
Only the LA County Department of Public Works may paint or alter colored curbs on county-maintained streets in unincorporated areas. Title 17.04 and the California Vehicle Code define…
On county-maintained streets in unincorporated Los Angeles County, yellow curbs mark commercial loading zones reserved for vehicles actively loading goods, typically 7am to 6pm Monday…
LA County Code Title 16.04 lets unincorporated neighborhoods petition for Preferential Parking Districts that reserve curb space for residents holding annual permits. Non-permit…
LA County Code Title 17.04.660 restricts oversized vehicles including RVs, trailers, and large trucks over 22 feet long or 7 feet tall from parking on county-maintained streets in…
California Civil Code §4745 and §1947.6 give condo owners and tenants the right to install electric vehicle charging stations in their assigned parking spaces. LA County building code…
LA County Code Section 15.64.052 prohibits parking commercial vehicles with a GVWR of 10,000 pounds or more on any highway or alley in residential districts at any time. This applies…
Overnight parking in unincorporated LA County is subject to CA Vehicle Code 22651 (72-hour limit). Overnight vehicle habitation is restricted in many communities. LA County Sheriff…
Altadena STRs must register annually with the LA County Treasurer & Tax Collector under LA County Code Chapter 7.96 (Title 7, Division 3). Registration is limited to a Host's Primary…
Un-hosted short-term rentals in Altadena are capped at 90 nights per calendar year. Hosted stays (host on-site) have no annual cap, but every stay is limited to 30 consecutive days or…
Hosts must register annually with LA County TTC, pay $914, and submit a sworn affidavit affirming primary-residence status, a local responsible contact reachable 24/7, and consent of…
LA County does not require a specific liability insurance amount, but Hosts must provide working smoke detectors, CO detectors, flashlights, and tagged fire extinguishers…
STR hosts in Altadena must collect and remit a 12% Transient Occupancy Tax (TOT) under LA County Code Chapter 4.72, plus pay the $914 annual registration fee under Section 7.96.040.
STRs may not adversely affect neighborhood character via noise, vibration, glare, odors, or other nuisance under LA County Code Section 7.96.060.L; underlying noise limits in Ch. 12.08…
STR hosts must make on-site parking required under Sections 22.112.060 and 22.112.070 available to guests, and must post parking capacity and rules inside the unit (Section…
Guest occupancy is limited to two persons per bedroom plus two additional, with an absolute maximum of 12 guests per booking per LA County Code Section 7.96.060.K.
In unincorporated Los Angeles County, the short-term rental host need not be physically onsite, but the property must be the host's primary residence and unhosted stays are capped at…
Unincorporated Los Angeles County limits short-term rentals to the host's primary residence under Title 22.140.290, defined as the dwelling occupied by the host for at least six months…
Unlike Los Angeles City, unincorporated Los Angeles County offers no extended home-share permit. Title 22.140.290 caps unhosted rentals at 30 nights per year with no path to lift that…
Title 22.140.290(I) establishes a three-strikes rule: any host receiving three citations within a 12-month period for short-term rental violations in unincorporated Los Angeles County…
Hosting platforms operating in unincorporated Los Angeles County must display the County permit number on every listing, verify validity, and remove unpermitted listings on County…
All fireworks — including 'Safe and Sane' — are illegal in unincorporated LA County including Altadena under LA County Fire Code Title 32 Section 5601.3.
Altadena sits in or adjacent to Very High Fire Hazard Severity Zones (Eaton Canyon, foothills). LA County Fire Code Title 32 restricts open flames and recreational fires; STRs in…
Open outdoor burning of vegetation is generally prohibited in unincorporated LA County. SCAQMD Rule 444 governs agricultural and rangeland burning; permits required from LA County Fire.
Altadena is largely in a Very High Fire Hazard Severity Zone. LA County Fire requires year-round brush clearance within 200 feet of any structure and 10 feet of combustible fences and…
Most of Altadena sits in CalFire-mapped Very High and High Fire Hazard Severity Zones — the January 2025 Eaton Fire destroyed thousands of structures here. Properties in these zones…
LA County Fire Code Title 32 §6101 governs propane storage. Residential cylinders aggregating 10 gallons or less are exempt; aggregate quantities above 25 gallons require a LACoFD…
Pool barriers in Altadena must be at least 60 inches tall, with no more than 2 inches gap below, and gates self-closing and self-latching with latch at least 60 inches above ground (LA…
Altadena CSD caps front-yard fences at 42 inches within 10 feet of the right-of-way (with open/non-view-obscuring design ≥80% transparency required for taller fences), and 6 feet…
New/replacement fences in Altadena front yards may not be composed of barbed wire, concertina wire, razor wire, or broken glass. Chain link over 42 inches must be covered with live…
Fences under 6 ft do not require a building permit in unincorporated LA County. Fences over 6 ft require permits from Building & Safety. Department of Regional Planning approval may be…
CA Good Neighbor Fence Act (Civil Code 841) applies in unincorporated LA County. Adjoining property owners share boundary fence costs equally. The spite fence doctrine (CC 841.4)…
Retaining walls in unincorporated LA County under 4 ft from footing to top are exempt from building permits unless supporting a surcharge. Walls in required yards cannot exceed 6 ft…
Outdoor watering in Altadena (served by Lincoln Avenue Water Co., Las Flores Water Co., Rubio Cañon, and Kinneloa Irrigation District) is limited to 2 days per week assigned by address…
In Altadena's Very High Fire Hazard Severity Zones, grass and weeds must be kept under 3 inches under LA County Fire Code Title 32 defensible-space rules.
Oak trees (genus Quercus) with a trunk circumference of 25 inches or more (8-inch diameter at 4.5 ft above grade) are protected — removal, damage, or encroachment into the protected…
Trimming protected oak trees (≥8 in DBH) requires an Oak Tree Permit if the work enters the protected zone or removes >25% of crown. Street trees in the public right-of-way are…
LA County Fire's Brush Clearance program also functions as the weed-abatement ordinance — vacant and improved lots must keep weeds and grasses cut to under 3 inches in fire-hazard…
LA County Code Title 12.84 and California SB-1383 require all residents and businesses to separate organic waste from trash, either through curbside green-bin service or backyard…
Artificial turf is permitted in unincorporated LA County. CA Gov Code 65595 prohibits banning drought-tolerant landscaping. MWELO encourages water-efficient alternatives. Some…
Native and drought-tolerant landscaping is encouraged in unincorporated LA County per MWELO and state water conservation mandates. CA Gov Code 65595 prohibits banning native plant…
Rainwater harvesting is legal and actively encouraged in unincorporated LA County. LADWP offers rebates for rain barrels. The LACFCD promotes distributed stormwater capture projects…
Altadena CSD allows up to 2 home-based occupations per property with no more than 1 client visit or 1 client vehicle per hour, and a maximum of 2 non-resident employees per property…
Home occupations in unincorporated LA County must not generate customer traffic that changes the residential character of the area. Title 22 limits external evidence of commercial…
Home occupations in unincorporated LA County are regulated under Title 22 zoning. A county business license is required. The business must be incidental to residential use with no…
Home-based businesses in unincorporated LA County cannot display exterior business signage in residential zones under Title 22. The business must be invisible from outside. Sign…
Licensed family daycare homes in unincorporated LA County are protected by CA HSC 1597.40. Small family daycare (up to 8 children) requires no local use permit. Large family daycare…
Cottage food operations in unincorporated LA County are governed by California's Homemade Food Act (AB 1616/AB 626). Class A operators sell direct to consumers. Class B operators…
LA County allows backyard chickens in R-1 zones in unincorporated areas (including Altadena) subject to coop setbacks under LA County Code Title 10 and Title 22. Roosters and large…
LA County Code Section 10.32.010 prohibits dogs running at large in any public place or private property other than the owner's, unless restrained by a chain or leash no longer than 6…
LA County Title 10.20.355 requires microchipping for all dogs and cats released from shelters and, by recent expansion, for any dog or cat receiving a county license. DACC scans every…
LA County Title 10.92 prohibits retail pet stores in unincorporated areas from selling dogs or cats unless sourced from shelters or registered nonprofit rescues. The 2017 county rule…
LA County Title 10.20.220 caps three dogs and five cats at unincorporated single-family lots without a kennel permit. DACC and the Sheriff investigate hoarding cases as cruelty under…
LA County Title 10.32 covers cat care and Title 10.20.060 mandates rabies vaccination for cats over four months. DACC supports trap-neuter-return for managed feral colonies; outdoor…
LA County Title 10.20.350 requires all dogs and cats over four months in unincorporated areas to be spayed or neutered, with narrow exceptions for licensed breeders, show animals, and…
DACC's 2017 Coyote Management Plan emphasizes coexistence, hazing, and attractant removal over lethal control. LACO Title 10.84.010 bans intentional feeding of coyotes and other…
LA County Title 10.20.220 caps unincorporated single-family residences at three dogs over four months and five cats without a kennel or cattery permit. Higher counts require DACC…
Pet groomers in unincorporated LA County must hold a Department of Public Health animal-facility permit under LACO Title 11 and a Title 7.62 business license. Mobile groomers face the…
LA County Title 22.140.220 lets veterinary clinics operate by right in commercial zones C-1, C-2, and C-3, with conditions covering noise, kenneling overnight, and outdoor runs…
California Fish & Game Code §3503 to §3516 protect native birds, nests, and eggs, including raptors and migratory species. LA County Title 10.84 layers a wildlife harm and feeding ban…
LA County Animal Control (Title 10) uses behavior-based dangerous dog determinations rather than breed-specific bans. California prohibits breed-specific legislation except for…
LA County Code Title 10, Section 10.28.060 requires a license to keep wild animals in unincorporated areas. Many exotic species are prohibited entirely. California Fish and Game Code…
LA County Code Title 10, Division 3, Chapter 10.76 regulates beekeeping in unincorporated areas. Apiaries must be registered with the LA County Agricultural Commissioner. Hive setback…
Feeding wildlife in unincorporated LA County is discouraged and may violate nuisance provisions. CDFW regulations prohibit feeding certain species. The county's large unincorporated…
California SB 1383 requires all residents and businesses in Altadena to separate organic waste (food scraps + yard trimmings) from trash. LA County Code Chapter 20.87 implements at the…
California SB-1383 and LA County Code Title 12.84 require all residents and businesses in unincorporated areas to separate organic waste including food scraps, food-soiled paper, and…
LA County Code Title 12.84 governs valet-trash and door-to-door collection programs at apartment and condo buildings in unincorporated areas. Buildings must use a franchise hauler…
LA County Public Works coordinates franchise haulers including Athens Services, Republic Services, and Waste Management to slide trash, recycling, and organics pickup one day later for…
Trash collection in unincorporated LA County is organized through Garbage Disposal Districts (GDDs). Property owners in GDDs are assessed a fee on their property tax bill. Residents…
Bulky item disposal in unincorporated LA County varies by Garbage Disposal District. Most contract haulers provide bulky pickup service. Residents outside GDDs must arrange private…
Trash bin placement in unincorporated LA County varies by Garbage Disposal District. Bins are placed curbside on collection day per the contract hauler's schedule. Bins must be…
All commercial cannabis activity — including retail dispensaries, cultivation, manufacturing, testing, and distribution — is banned in unincorporated LA County (including Altadena)…
California Proposition 64 (Health & Safety Code 11362.1) allows adults 21+ to cultivate up to 6 cannabis plants for personal use. LA County Ordinance 2017-0025 limits cultivation to…
Commercial cannabis activity has historically been prohibited in unincorporated LA County under Title 22.140.220, but Title 22 amendments adopted alongside the 2022 Equity Program will…
LA County's Cannabis Equity Program, run by the Department of Consumer and Business Affairs under Ordinance 2022-0023, gives priority licensing, fee waivers, and technical assistance…
Under California MAUCRSA Business and Professions Code Section 26054 and LA County Code Title 22.140, commercial cannabis premises in unincorporated LA County must sit at least 600…
California Department of Cannabis Control regulations allow state-licensed retailers to deliver cannabis to any address in unincorporated LA County, even though the county has not yet…
Adults 21 and older in unincorporated LA County may cultivate up to six living cannabis plants per private residence under California Proposition 64, with plants kept indoors or in a…
Altadena R-1 max height: 35 ft on lots ≥20,000 sf; 30 ft on lots <20,000 sf and flag lots. Maximum 2 stories above grade. No portion of any structure may exceed 23 ft if within 15 ft…
Altadena R-1 setbacks: front = smallest existing front yard on the same block (min 20 ft); rear = 35 ft (lots ≥20,000 sf) or 25 ft (lots <20,000 sf); side = 10% of avg lot width, min 5…
Altadena R-1 max Gross Structural Area (GSA) and lot coverage = (0.25 × net lot area) + 1,000 sq ft, never exceeding 9,000 sq ft total (Altadena CSD 22.306.070.A.4).
Removing or significantly damaging a native oak with an 8-inch trunk diameter (25-inch circumference) at 4.5 ft above grade requires an Oak Tree Permit from LA County Planning under…
Oak trees ≥36 inches in diameter qualify as Heritage Oaks under LA County Code Chapter 22.174 and receive heightened review. Removal is rarely approved.
LA County Code Title 22.174 (formerly 22.56.2050) protects native oaks with eight inches or larger trunk diameter at breast height. An Oak Tree Permit from Regional Planning is…
LA County Public Works requires a no-fee permit before planting, removing, or pruning any tree in the parkway strip between sidewalk and curb. Approved species follow the LA County…
The LA County Community Forest Management Plan and OurCounty Sustainability Plan target a 50 percent canopy increase in low-canopy unincorporated communities by 2045. DPW, Parks, and…
The LA County Oak Tree Permit Ordinance encourages replanting and propagation of oak trees. When oak tree removal is approved, replacement planting conditions may be imposed. LA County…
Los Angeles County protects significant trees in unincorporated areas through its Oak Tree Ordinance (Title 22, Chapter 22.174) and related regulations. The ordinance requires permits…
Most of Altadena is in FEMA Flood Zone X (minimal hazard), but the area along Eaton Wash, the Arroyo Seco tributaries, and post-Eaton Fire burn-scar areas have heightened flood and…
All grading and disturbed sites in Altadena must implement erosion controls under LA County Building Code Title 26 Appendix J and the County's MS4 permit. Rainy-season grading (Oct 15…
LA County operates under a regional MS4 permit issued by the LA Regional Water Quality Control Board. LA County Code Title 12 prohibits discharging non-stormwater (sediment, chemicals…
Hillside grading exceeding 2,500 cubic yards cut + fill requires a Conditional Use Permit in Altadena (CSD 22.306.060.B.2.b). Grading during the Oct 15 – Apr 15 rainy season is subject…
Properties in mapped Very High Fire Hazard Severity Zones must maintain 100 feet of defensible space under California PRC §4291 and LACo Fire Code Title 32 §4906, with annual LACoFD…
California Code of Regulations Title 13 §2485 caps heavy-duty diesel idling at five minutes statewide, enforced across LA County by CARB and SCAQMD Rule 1102. LA County's fleet…
California AB-1346 bans the sale of new gas-powered leaf blowers and other small off-road engines under 25 horsepower starting 2024, applying countywide. LA County does not have a…
Los Angeles County adopted its OurCounty Sustainability Plan in 2019 with binding climate targets, paired with a Climate Vulnerability Assessment guiding adaptation. The Chief…
Los Angeles County's Environmentally Preferable Purchasing Policy at LA County Code Title 2.205 directs all departments to prioritize recycled-content, energy-efficient, and…
LA County Public Works runs cool pavement pilots in unincorporated communities like Pacoima-adjacent areas to lower surface temperatures during heat waves. The reflective coatings…
LA County Code Title 31 Green Building Standards and Title 26 Building Code adopt CALGreen Title 24 Part 11 baseline requiring cool roofing on new construction and major reroofs in…
The OurCounty Sustainability Plan and Climate Vulnerability Assessment identify Heat Equity Zones, where LA County deploys cool roofs, cool pavement, tree canopy, and cooling-center…
Los Angeles County enforces shoreline management regulations for its extensive coastline and waterways in unincorporated areas. Development within the coastal zone requires compliance…
Several unincorporated LA County areas fall within the California Coastal Zone, including communities near Malibu and the Santa Monica Mountains. Coastal development permits from the…
LA County Code Title 30 (Residential Code) and Title 28 (Plumbing) require an automatic seismic gas shutoff valve on any new or substantially remodeled residence with natural gas…
LA County has no mandatory retrofit ordinance for non-ductile concrete buildings in unincorporated areas. LACoDPW maintains a voluntary inventory and offers ASCE 41-17 evaluation…
LA County Ordinance 2017-0061 added Title 26 Chapter 95 requiring seismic retrofit of soft-story wood-frame multi-unit buildings in unincorporated areas. Owners of pre-1978 buildings…
LA County has no mandatory retrofit ordinance for pre-Northridge welded steel moment-frame buildings. LACoDPW follows FEMA 351-355 evaluation guidance and accepts ASCE 41-17 voluntary…
California SB-721 (apartments) and SB-326 (HOA condos) require periodic inspection of exterior elevated elements like balconies and walkways. LACoDPW enforces in unincorporated areas…
LA County addresses tilt-up concrete buildings through voluntary ASCE 41-17 evaluation rather than a mandatory retrofit ordinance. LACoDPW guidance focuses on wall-to-roof anchorage…
LA County Code Section 22.140.470 (Outdoor Lighting) requires all outdoor lighting to be shielded so that direct illumination does not cross the property line, with hard caps in…
Title 22.140.385 of the LA County Code limits billboard illumination in unincorporated areas to 0.3 foot-candles above ambient measured at the property line, requires full cutoff…
Title 22.140.385 of the LA County Code requires residential and commercial security lighting in unincorporated areas to use full cutoff shields aimed downward, capping property-line…
Title 22.140.385 of the LA County Code exempts seasonal holiday lighting from outdoor-lighting brightness, shielding, and dark-sky rules between November 1 and January 15 each year…
LA County's Rural Outdoor Lighting District (ROLD) ordinance, effective 2012, requires fully shielded outdoor lighting and prohibits light trespass in designated rural unincorporated…
Drone airspace is federally regulated — 49 USC 44809 governs recreational use. Altadena is under JWA/Burbank/LAX/El Monte airspace controls. LA County parks prohibit drone…
Federal Aviation Administration rules under 14 CFR Part 107 and LAANC preempt local drone-proximity rules. Pilots must obtain controlled-airspace authorization within five miles of…
Title 17.04.510 of the LA County Code prohibits launching, landing, or operating unmanned aircraft systems in County-operated parks, beaches, and recreation areas without an advance…
The Federal Aviation Administration issues Temporary Flight Restrictions over major LA County events including Rose Parade, Super Bowl, Oscars, large stadium games, and active…
Commercial drone operations in unincorporated LA County follow FAA Part 107 requirements. Operators need a Remote Pilot Certificate. County business license may be required. No local…
LA County Code Section 13.56 sets a curfew for minors under 18 from 10:00 p.m. to sunrise (school nights) and 12:00 midnight on weekends, in any public place in unincorporated areas.
County parks in Altadena (e.g., Loma Alta, Farnsworth, Charles White Park) close at sunset. LA County Code Section 17.04.530 makes it unlawful to be in a county park between sunset and…
LA County Code Chapter 7.86 limits garage sales in residential zones to no more than 2 per calendar year per address, with each sale lasting no more than 3 consecutive days. No permit…
Yard sales in unincorporated LA County are regulated under County Ordinance 22.140.620. Only secondhand household or personal items may be sold. Sale of new retail merchandise, food…
Yard sales in unincorporated LA County are permitted between 7:00 AM and 6:00 PM only per County Ordinance 22.140.620. No more than 2 signs allowed, placed on the property only. Signs…
Commercial filming in Altadena's unincorporated areas requires a permit from FilmLA (the official film office contracted by LA County). Permits cover insurance, neighborhood…
FilmLA splits still photography in LA County by use. Commercial product or fashion shoots need full permits ($795 plus location fees) under Title 22.140. Editorial, news, and…
FilmLA offers reduced student-permit fees in unincorporated LA County and contracted cities for students at accredited programs. Application is $25 plus $25 daily location fee. Faculty…
Trash, recycling, and green waste bins must be set out for collection on the designated pickup day and removed from the street within 24 hours after pickup. Service is by exclusive…
LA County Code Title 11 (Health and Safety) and the Nuisance Abatement provisions in Title 22 prohibit accumulating trash, junked vehicles, overgrown vegetation, or maintaining…
Garage/yard sales in unincorporated LA County are regulated under County Ordinance 22.140.620. Only secondhand items, no new merchandise or food sales. Hours: 7 AM-6 PM. Maximum 2…
Vacant lots in unincorporated LA County must be maintained free of trash, debris, and overgrown vegetation. Owners must secure properties against unauthorized entry. Fire hazard…
Most unincorporated LA County areas do not receive snow. Mountain communities (e.g., Wrightwood, Mt. Baldy area) may experience snowfall but there is no county snow removal ordinance…
Residential solar permits in Altadena are issued by LA County Building & Safety under SB 1222/AB 2188's streamlined permitting — typically 3 business-day approval, $400–$500 typical…
California Government Code §65850.5 and LA County Code Title 22.140.500 require expedited solar permitting for residential rooftop systems under 38.4 kilowatts. LA County uses…
California Government Code §65852.27 lets farmers install ground-mounted solar serving on-site agricultural operations as ministerial accessory uses. LA County Code Title 22.140.500…
California SB-43 created the Green Tariff Shared Renewables program letting LA County renters and shaded-roof homeowners subscribe to community solar shares without on-site panels. LA…
California Solar Rights Act (Civil Code 714) prohibits HOAs from effectively banning solar installations in unincorporated LA County. Any restriction increasing cost by more than…
Door-to-door commercial solicitors in Altadena must obtain a business license under LA County Code Title 7 and respect 'No Soliciting' signs. Non-commercial canvassing (political…
Residents in unincorporated LA County can post 'No Soliciting' signs. Solicitors ignoring posted signs may violate county ordinances. California Penal Code 602 addresses trespass. LA…
Tenants in Altadena covered by the LA County RSTPO can be evicted only for an enumerated 'just cause' — non-payment, lease violation, nuisance, owner move-in, withdrawal from market…
The LA County Rent Stabilization & Tenant Protections Ordinance (RSTPO) caps annual rent increases in covered Altadena multi-unit buildings (built before Feb 1, 1995) at 3% or 60% of…
Los Angeles County's Rent Stabilization and Tenant Protections Ordinance requires landlords in unincorporated areas to pay tiered relocation assistance to households evicted for…
Cash-for-keys deals in unincorporated LA County are regulated under the RSTPO buyout provisions. Landlords must serve a written disclosure, allow a cooling-off rescission period, and…
Under LA County's RSTPO, landlords in unincorporated areas may end a tenancy without tenant fault only for owner move-in, Ellis Act withdrawal, demolition or permanent removal…
RSTPO landlords in unincorporated LA County may pass through approved capital improvement, utility, and registration costs only with DCBA approval. Capital improvements are split 50/50…
LA County Ordinance 2021-0040, codified at Title 8.59, prohibits landlords in unincorporated areas from harassing tenants through threats, coercion, intimidation, utility shutoffs, or…
The Housing Authority of the County of Los Angeles (HACoLA) administers federal Section 8 Housing Choice Vouchers across LA County. Landlords accepting vouchers must pass HQS…
California Government Code §12955 bans housing discrimination based on a tenant's lawful source of income, including Section 8 vouchers and other rental subsidies. LA County Title 8.42…
California Civil Code §1950.5, amended by AB-12 effective July 2024, caps residential security deposits at one month's rent statewide. Los Angeles County does not add a local cap…
Mandatory rental registration is required in unincorporated LA County under the RSO. Landlords must register all rental units and pay annual fees by September 30. Fully covered units…
California evictions run through the unlawful detainer process. Under Code of Civil Procedure § 1161, nonpayment requires a 3-day notice to pay rent or quit (excluding weekends and…
California landlords must keep rentals fit to live in. Civil Code §§ 1941 and 1941.1, reinforced by Green v. Superior Court, imply a warranty of habitability covering plumbing, heat…
California Civil Code § 1954 limits when a landlord may enter a rented home. Except in emergencies, abandonment, or with tenant consent, the landlord must give reasonable written…
California sets no fixed dollar or percentage cap on rent late fees, but a late fee in a residential lease is treated as liquidated damages. Under Civil Code § 1671, such a fee is…
To end a California month-to-month tenancy, a tenant gives 30 days' written notice. A landlord gives 30 days if the tenant has lived there under a year, or 60 days if a year or more…
California requires written notice before raising a month-to-month tenant's rent. Under Civ. Code § 827, increases of 10% or less in 12 months need 30 days' notice; increases above 10%…
California adverse possession requires five years of continuous, open, hostile possession AND payment of all property taxes during that period under Code of Civil Procedure § 325. A…
Political signs on private property in Altadena are protected speech under the First Amendment (Reed v. Town of Gilbert, 2015). LA County Code Ch. 22.116 limits aggregate residential…
Title 22.140.430 of the LA County Code prohibits digital and electronic message-center billboards in all residential zones of unincorporated areas, allowing them in commercial and…
Title 22.140.430 of the LA County Code limits window signs in commercial buildings of unincorporated areas to 25 percent of the window's glass area, bans flashing or animated displays…
Off-site signs visible from interstate and primary highways in unincorporated Los Angeles County are governed by the California Outdoor Advertising Act under Business and Professions…
Holiday decorations on private property in unincorporated LA County are generally permitted. Displays must not create safety hazards or obstruct visibility. No specific duration…
Yard sale signs in unincorporated LA County are limited to 2 per sale under County Ordinance 22.140.620. Signs must be placed on the property where the sale occurs. Signs can go up no…
Mobile food facilities operating in Altadena need a LA County Department of Public Health Mobile Food Facility permit, a LA County business license under Title 7, and must operate from…
Food truck vending in unincorporated LA County is subject to Title 22 zoning and health department regulations. California SB 946 protects sidewalk vendor rights. Trucks cannot block…
HOAs in Altadena are governed by California's Davis-Stirling Common Interest Development Act (Civ. Code 4000 et seq.). LA County does not enforce private CC&Rs — disputes go to the…
HOAs in LA County are governed by the Davis-Stirling Common Interest Development Act (Civil Code §4000–6150). Board meetings require advance notice, open sessions, and recorded…
HOAs in LA County may require architectural approval for exterior modifications under their CC&Rs, but California law limits restrictions on solar panels, drought-tolerant landscaping…
The Davis-Stirling Act regulates HOA assessments in LA County. Regular assessments may increase up to 20% annually without member vote. Special assessments exceeding 5% of budget…
The Davis-Stirling Act requires HOAs to offer internal dispute resolution (IDR) and alternative dispute resolution (ADR) before litigation. Members may request IDR meetings with the…
California HOAs may fine members for rule violations, but only under a published schedule of fines and after strict due-process steps. Civil Code section 5855 requires written notice…
California overrides HOA governing documents on several owner protections. The Davis-Stirling Act and related Civil Code sections bar HOAs from prohibiting solar systems, U.S. flag…
California Penal Code section 53071 preempts almost all local firearm regulation, so LA County cannot license or restrict gun ownership beyond state law. Narrow zoning and discharge…
California Penal Code section 25400 prohibits carrying a concealed firearm without a CCW. The LA County Sheriff issues permits to county residents under shall-issue rules following…
California Penal Code sections 25400 and 25610 require firearms transported by vehicle in LA County to be unloaded, with handguns inside a locked container or trunk. Long guns must be…
California Penal Code section 26350 bans open carry of unloaded handguns in incorporated areas, and section 26400 bans openly carried unloaded long guns. Most LA County cities are…
LA County requires every vape and tobacco retailer in unincorporated areas to hold a Tobacco Retailer License under LACO Title 11.04.260 plus a state CDTFA license. Sales of flavored…
LA County Ordinance 2019-0014 (LACO Title 11.04.250) bans the sale of all flavored tobacco products, including menthol cigarettes and flavored e-liquids, in unincorporated areas…
Federal Tobacco 21 (Public Law 116-94) and California Business and Professions Code section 22963 bar LA County retailers from selling cigarettes, cigars, vapes, or any tobacco product…
LA County banned single-use plastic carryout bags in unincorporated areas via Ordinance 2010-0059, requiring a minimum 10-cent paper-bag charge. California SB-270 extended the ban…
LA County Code Title 12.84 bars food vendors and county facilities in unincorporated areas from using expanded polystyrene foam containers, cups, plates, and trays. California AB-1276…
LA County Code Title 12.84 makes unincorporated areas a straws-on-request jurisdiction, and California AB-1884 (Public Resources Code section 42270) plus AB-1276 extend parallel rules…
LA County Code Title 12.84 (Ord. 2008-0006) bans expanded polystyrene foam cups at all county facilities and food vendors operating on county property. California SB-54 phases out…
LA County Code Title 12.84 bans expanded polystyrene takeout containers at unincorporated-area food businesses. California AB-1201 sets ASTM compostability labeling rules so containers…
California AB-1276 prohibits restaurants and food vendors from automatically providing single-use foodware accessories. Utensils, straws, condiments, and stirrers must only be supplied…
LA County Code Title 8.100 sets a minimum wage for unincorporated areas that mirrors the LA City schedule. Adopted by Ordinance 2015-0030, the rate adjusts each July with CPI and…
LA County Code Title 8.102 requires paid sick leave for employees in unincorporated areas, aligning with California SB-616's five-day floor. Workers accrue at least one hour per 30…
LA County has no general predictive-scheduling ordinance for unincorporated areas. California AB-1228 governs fast-food workers via the statewide Fast Food Council, and statewide…
LA County Ordinance 2017-0118 (Title 1.05) prohibits Sheriff and county departments from cooperating with federal civil immigration enforcement absent a judicial warrant. California…
California AB-1236 (Labor Code §2814) prohibits LA County and any city or county from requiring private employers to use E-Verify. Federal mandates apply only to federal contractors…
LA County Code Title 22.06 establishes three agricultural zones for unincorporated areas: A-1 light agriculture, A-2 heavy agriculture, and A-2-H heavy agriculture with hog ranches…
California Civil Code §3482.5 protects established agricultural operations from nuisance suits after three years of consistent activity. LA County applies the state rule, particularly…
LA County Code Title 8 Chapter 8.04 requires every retail food facility countywide to post an LACDPH letter grade within five feet of the entrance. A=90+, B=80-89, C=70-79; scores…
LA County Code Title 11 Chapter 11.32 makes property owners countywide responsible for abating rodents. LACDPH Vector Management investigates outdoor complaints in unincorporated areas…
California Civil Code §1954.603 requires LA County landlords to give every new tenant a written bed-bug information notice and disclose known infestation history. LACDPH Vector…
California Health & Safety Code §118286 bans putting home-generated sharps in regular trash or recycling. LA County operates seven S.A.F.E. Centers and rotating household hazardous…
LACDPH and partners run the Healthy Neighborhood Market Network countywide, helping corner stores in food-desert communities stock fresh produce. The program offers refrigeration…
Under California Health and Safety Code §113948, every food handler in LA County must obtain an ANSI-accredited food handler card within 30 days of hire. Cards are valid for three…
Calorie labeling on menus across LA County is governed by federal FDA rules at 21 CFR §101.11, requiring chains with 20 or more locations to post calorie counts. LACDPH inspectors…
LA County Building Code Title 26 classifies childcare centers as Group E or I-4 occupancies with specific egress, fire-protection, and lead/asbestos clearances. CCR Title 22 licensing…
LA County Building Code Title 26 adopts CRC R313, requiring automatic fire sprinklers in all new one- and two-family dwellings and townhomes. LACoFD reviews plans countywide for…
LA County Building Code Title 26 and Fire Code Title 32 incorporate California Fire Code §1010.1.9, restricting locks and latches on required egress doors. Single-action hardware, no…
LA County has no countywide BMO like LA City, but Title 22 Chapter 22.110 sets hillside grading and bulk limits, and several Community Standards Districts cap floor area ratio in…
LA County Code Title 31 adopts the California Green Building Standards Code (CALGreen, Title 24 Part 11) with local amendments. Mandatory measures cover construction-waste diversion…
California Structural Pest Control Act (B&P Code §8500+) requires licensed operators for pest treatments. LA County Environmental Health enforces vector control in unincorporated…
California Health and Safety Code §17920.10 and federal EPA regulations require lead paint disclosure, testing, and safe work practices in pre-1978 buildings. LA County Environmental…
Scaffolding on construction sites in unincorporated LA County must comply with Cal/OSHA Title 8 regulations and LA County Building Code. Sidewalk canopies and pedestrian protection are…
Elevators in LA County must comply with California Conveyance Safety Act (Labor Code §7300+). Annual inspections by the Division of Occupational Safety and Health are required. All…
LACO Title 11.04.260 requires every tobacco retailer in unincorporated LA County to hold an annual county license costing roughly $342, with density caps near schools, pharmacy bans…
LACO Title 22.140.220 bars commercial auto repair as a home occupation in unincorporated LA County. Residents may work on personally owned vehicles in their own driveway or garage, but…
LACO Title 22.140.300 zones adult businesses only outside 1,000-foot buffers from schools, churches, parks, and homes in unincorporated areas. Title 7.18 requires a Sheriff business…
LACO Title 7.34 requires a county operator permit for any massage business in unincorporated LA County, on top of the state CAMTC certification each therapist must hold under Bus. &…
Tattoo, piercing, and permanent-makeup shops in unincorporated LA County need a Title 11.36 health permit from LA County DPH Body Art Program plus LASD operator clearance. State Penal…
Smoke shops in unincorporated LA County face Title 22.140.300 sensitive-use zoning, the Title 11.04.250 flavored-tobacco sales ban from Ordinance 2019-0014, and the Title 11.04.260…
Secondhand dealers in unincorporated LA County need a Title 7.18 Sheriff business license plus state Bus. & Prof. Code §21626 registration. Daily LeadsOnline reporting of all purchases…
Pawnbrokers in unincorporated LA County operate under California Financial Code §21000 plus LACO Title 7.18, with a 90-day minimum loan term and 60-day grace period before any pledge…
Tow operators in unincorporated LA County need LACO Title 7.92 permits and CHP carrier certification. Sheriff dispatches non-consensual tows through Official Police Garage rotation…
LA County maintains roughly 30 community plans plus several specific plans under LACO Title 22 that overlay base zoning across unincorporated areas like Altadena, East LA, Marina del…
Projects setting aside affordable units in unincorporated LA County qualify for state-mandated density bonuses, parking reductions, and concessions under California Government Code…
LA County does not use the LA City TOC tier system; instead, individual community plans add Transit-Oriented District (TOD) overlays under LACO Title 22, while Metro Joint Development…
LACO Title 22.110.090 governs Hillside Management Areas in unincorporated LA County, applying a slope-density formula, requiring vegetation protection, and triggering geotechnical…
Unincorporated coastal areas including Marina del Rey and Topanga lie within the California Coastal Zone, requiring Coastal Development Permits under LACO Title 22.46 and concurrent…
LA County Code Title 11.36 bans smoking in county parks (2007), on county beaches (2009), at outdoor dining areas (2010), and within twenty-five feet of any business doorway, window…
LA County Code Title 13.10.040 prohibits aggressive solicitation in unincorporated areas, including blocking pedestrians, touching, intimidating language, or soliciting near ATMs, bus…
LA County Code Title 13.10 and Title 13.32, together with the LA County Public Health Code, prohibit urinating or defecating in any public place or on private property visible from a…
Skateboarding is restricted in LA County parks under Title 13.50, on Beaches and Harbors bike paths, and on county-controlled commercial walkways. California Vehicle Code Section 21212…
LA County Code Title 13.36 declares loud or unruly gatherings a public nuisance and lets the Sheriff bill the host, property owner, and on-site adults for response and abatement costs…
LA County does not prohibit loitering itself, since vague loitering bans violate the First and Fourth Amendments. Title 13 reaches only narrow loitering-with-intent conduct, such as…
California Assembly Bill 2147, the Freedom to Walk Act, amended Vehicle Code Section 21955 effective January 2023. Crossing midblock outside a marked crosswalk is now an infraction…
California Health and Safety Code Section 11362.3 prohibits smoking, vaping, or ingesting cannabis in any public place, in any place where tobacco smoking is banned, and within one…
LA County Code Title 13.36.050 prohibits drinking alcoholic beverages in unincorporated parks, beaches, parking lots, and public streets without a permit. California Business and…
LA County Waterworks Districts and Metropolitan Water District (MWD) member agencies restrict outdoor irrigation to assigned days and prohibit watering during daytime hours, with…
Metropolitan Water District's SoCal Water$mart rebate program pays a baseline $3 per square foot for replacing live turf with California-friendly landscaping across LA County, with…
LA County Sanitation Districts produce tertiary-treated recycled water at facilities like Whittier Narrows and San Jose Creek for irrigation and industrial use, distributed through…
LA County Waterworks District customer rules require prompt repair of customer-side leaks once notified, while California SB-555 obligates urban water suppliers to detect, report, and…
LA County does not operate a countywide shared scooter or e-bike permit program; most unincorporated areas prohibit dockless deployment, while limited DPW pilots and special programs…
The 2022 LA County Curb Management Strategy prioritizes pickup and dropoff over parking and loading in commercial corridors. DPW retrofits curb zones using a tiered hierarchy with TNC…
LA County does not regulate aircraft engine run-ups; airport operators do. LAX (Los Angeles World Airports) caps run-ups at designated bays with hush-house enclosures. Bob Hope…
FAA federal preemption blocks LA County from regulating helicopter altitude or routes. Title 12.08.330 still bars willful operation creating disturbing ground noise. LASD Air Support…
LA County Code §12.08.440 caps powered construction equipment at 75 dBA measured at 50 feet from the source in unincorporated areas. Work allowed Mon-Sat 7am-8pm; banned on Sundays and…
LA County Code §12.08.500 limits motor-vehicle noise to 75 dBA at 50 feet on local streets. California Vehicle Code §27007 bans amplified sound systems audible 50 feet from a truck…
Federal law preempts LA County from designating helicopter flight paths. The LA Helicopter Noise Coalition, FAA, and operators publish voluntary routes over freeway corridors and avoid…
Hospital helipads in LA County need a building permit under California Building Code §1503.3 plus LACOFD Title 32 fire approval. Medevac flights enjoy emergency exemptions from…
LA County Code Title 12.08 measures low-frequency bass from sound systems on the C-weighted scale, capping levels at 60 dB(C) inside neighboring residences in unincorporated areas…
Bars and entertainment venues in unincorporated LA County must comply with Chapter 12.08 exterior noise standards. Commercial zone limits are 60 dBA daytime and 55 dBA nighttime…
HVAC systems and mechanical equipment in unincorporated LA County must comply with Chapter 12.08 exterior noise standards. Residential HVAC units cannot exceed 50 dBA daytime or 45 dBA…
Car alarms in unincorporated LA County are regulated under Chapter 12.08 and California Vehicle Code §22651.5. Alarms sounding for extended periods may result in vehicle towing. Owners…
Generators and power equipment in unincorporated LA County must comply with Chapter 12.08 exterior noise standards. Portable generators commonly exceed residential noise limits and…
Measure ULA, the high-value real estate transfer tax, is a Los Angeles City ordinance under LAMC Section 21.9.2 and does not apply countywide. Most LA County sales pay only the…
Los Angeles County has not enacted a countywide vacancy tax on empty homes or commercial space. Unincorporated areas and most LA County cities impose no annual penalty on vacant…
LA County Code Title 22.140.470 imposes an affordable housing linkage fee on new commercial and market-rate residential development in unincorporated areas. Fees fund the Affordable…
LA County Code Title 7 requires a county business license for trades operating in unincorporated areas, with classifications driving fees, inspections, and gross-receipts taxes. The…
LA County Code Title 4.72 imposes a 10 percent parking occupancy tax on commercial parking transactions in unincorporated areas. Operators register with the Treasurer-Tax Collector…
Los Angeles County does not run a citywide Systematic Code Enforcement Program; Title 8.52 RSTPO provides limited inspection authority in unincorporated areas and LA County DPH…
California Code of Regulations Title 17 and federal Title X mandate lead hazard disclosure on pre-1978 rentals, while LA County DPH runs the Childhood Lead Poisoning Prevention Program…
LA County's Rental Housing Habitability Program (RHHP), established by Chapters 8.53 and 8.55 (enacted April 2024), requires inspection of all rental units in unincorporated areas…
LA County's RHHP enforces habitability standards per California Civil Code §1941.1 and the County Building Code. Rental units must have working plumbing, heating, electrical, weather…
Tenants in unincorporated LA County can file habitability complaints with the RHHP. Environmental Health contacts complainants within 3 days and schedules inspections within 7 days…
LA County Code Title 4.72 imposes a 12 percent transient occupancy tax on lodging stays under 30 days in unincorporated areas, including hotels, motels, and short-term rentals. The…
LA County Code Title 8.105, adopted as Ordinance 2014-0024, requires successor hotel employers in unincorporated areas with 50 or more rooms to retain incumbent non-managerial workers…
LA County Code Title 8.105, paired with the countywide minimum wage at Title 8.100, sets a higher hotel-worker living wage for non-managerial staff at unincorporated hotels with…
LA County Code Title 13.36 restricts sitting or lying on unincorporated public sidewalks during specified hours, but Martin v. Boise and Jones v. City of Los Angeles bar enforcement…
LA County Code Title 22.140.620 authorizes by-right ministerial approval for affordable and bridge housing including PATH Pathways to Health and Home interim sites in unincorporated…
Unincorporated Los Angeles County applies Title 13.36 anti-lodging and anti-encampment rules instead of the Los Angeles City LAMC 41.18 ordinance, with the Sheriff's Department…
Los Angeles County conducts CARE-style encampment cleanups in unincorporated areas under Title 13.36 with mandatory 72-hour notice and property storage protections required by Lavan v…
LA County extended COVID-era outdoor dining as a permanent program for unincorporated areas through DPW Public Works and DPH. Restaurants apply for sidewalk and parking-lot dining…
LA County DPW runs parklet pilots converting parking spaces into public seating in Marina del Rey, East LA, and Florence-Graham. Sponsors apply under Title 16.40 with $5,000-$15,000…
LA County Code Title 16.04 governs temporary closure of public roads for parades and processions. Public Works issues road closure permits with LA County Sheriff coordination for…
LA County Code Title 7.84 sets special-event rules for street fairs, festivals, and outdoor markets. Organizers obtain permits from Treasurer-Tax Collector business licensing, plus…
LA County DPW issues sidewalk-dining encroachment permits in unincorporated commercial corridors. Tables and chairs must preserve a five-foot ADA-compliant clear path, with Public…
LA County Fire Code Title 32 §6101 caps propane patio heaters at one 20-pound cylinder per heater on commercial patios with 10-foot clearance from buildings. CARB regulates outdoor…
FilmLA processes commercial filming permits for unincorporated LA County, coordinating with Public Works on road closures, LA County Sheriff for traffic and security, and LACoFD for…
Block parties in unincorporated LA County require road closure approval from Public Works, the Sheriff's Department, Fire Department, and CHP. Applications must include consent forms…
Events in LA County parks require permits from the Department of Parks and Recreation. Events expecting 100+ attendees or generating $5,000+ in fees need a Facility Use Agreement…
Sidewalk cafes in unincorporated LA County require encroachment permits from Public Works and planning approval. A minimum 4-foot clear pedestrian path must be maintained. ADA…
Los Angeles County does not use Historic Preservation Overlay Zones; unincorporated areas instead apply Significant Ecological Areas under Title 22.110.060 for natural resources and…
California Government Code 50280 and LA County Code Title 22.124 allow Mills Act contracts that cut property tax bills 60 to 70 percent for designated historic property owners who…
Los Angeles County imposes a demolition stay under Title 22.124 for designated historic landmarks in unincorporated areas, with Cultural Heritage Commission review required before any…
Los Angeles County designates historic landmarks under Title 22.124, with the Historical Landmarks and Records Commission recommending Board of Supervisors approval for properties of…
Ailanthus altissima, the tree-of-heaven, is a Cal-IPC rated high-impact invasive that the LA County Agricultural Commissioner detects and treats due to its host role for the spotted…
Los Angeles County Department of Public Works street tree program shifts from non-native palms toward native shade species under community plan policies, citing low shade canopy and…
The LA County Agricultural Commissioner maintains a list of noxious weeds and invasive plant species. California's noxious weed list (Food & Agriculture Code §5004) applies countywide…
Los Angeles County does not have a specific countywide ordinance banning or restricting bamboo planting. However, running bamboo that spreads onto neighboring properties can create…
LA County allows front yard vegetable and food gardens in unincorporated areas. California AB 2561 (2022) prohibits local governments from banning front yard food gardens. The county's…
LA County has no specific doorbell camera ordinance, so California Penal Code 632 two-party consent for recorded conversations and Civil Code 1708.8 anti-paparazzi privacy rules govern…
Los Angeles County has no countywide facial recognition prohibition; the Sheriff's Department accesses state and federal facial recognition databases including DOJ Cal-ID under…
The Los Angeles County Sheriff's Department operates automated license plate reader systems under California Civil Code 1798.90.5 and SB 34 retention, security, and audit requirements…
Security cameras on private residential property are legal in unincorporated LA County. California is a two-party consent state for audio recording (Penal Code §632), so cameras…
California is a two-party (all-party) consent state for recording confidential communications. Under Penal Code §632, recording private conversations without consent from all parties…
In unincorporated LA County, privacy fences up to 6 feet are allowed in side and rear yards without a building permit. Front yard fences are limited to 42 inches. Fences over 6 feet…
A data center in unincorporated Los Angeles County must not push exterior noise above 50 dBA daytime or 45 dBA at night at a neighboring residential property line under County Code…
Los Angeles County has not adopted a moratorium, cap, or ban on data centers. On April 14, 2026 the Board of Supervisors declined a full moratorium and instead approved a study of…
Unincorporated Los Angeles County has no cryptocurrency-mining ordinance. A commercial mining operation is treated as an industrial data-processing use, allowed in the County's…
Unincorporated Los Angeles County has no data-center-specific zoning. Title 22 does not define or regulate data centers, so they are reviewed as an industrial use permitted in the…
LA County's Sidewalk Vending Ordinance designates permitted vending areas and restricted zones in unincorporated communities. Vendors must maintain distances from storefronts…
LA County's Sidewalk Vending Ordinance (adopted February 2024, effective August 2024) requires all vendors in unincorporated areas to register with the Department of Economic…
Food vending carts in unincorporated LA County must meet Department of Public Health CMFO standards. LA County partnered with the City of LA to provide free health-compliant carts to…
In unincorporated LA County, the Department of Public Works maintains public sidewalks. Property owners are responsible for damage caused by trees on their property. The County…
LA County Code prohibits obstructing public sidewalks and rights-of-way in unincorporated areas. A minimum 4-foot clear path must be maintained for ADA compliance. Encroachment permits…
Any work within a public right-of-way in unincorporated LA County requires an encroachment permit from the Department of Public Works. This includes utility connections, driveways…
Fences under 6 feet in height do not require a building permit in unincorporated LA County. Fences over 6 feet, retaining walls with fences, and fences in special zoning areas require…
In unincorporated LA County, one-story detached accessory buildings (tool/storage sheds) under 120 square feet with a maximum height of 12 feet are exempt from building permits. Larger…
In unincorporated LA County, decks not more than 30 inches above grade and not over any basement or story below are exempt from building permits. Elevated decks, covered patios, and…
Most renovation work in unincorporated LA County requires a building permit from the DPW Building and Safety Division. Permits are needed for structural changes…
LA County Building and Safety investigates code complaints through scheduled inspections. Emergency safety hazards are prioritized, while routine complaints are generally investigated…
Residents in unincorporated Los Angeles County can report building, zoning, and property maintenance violations to the LA County Department of Public Works, Building and Safety…
The most frequently cited code violations in unincorporated LA County include construction without permits, illegal dwelling units (garage conversions), overgrown vegetation…