What Santa Rosa Regulates: A Complete Ordinance Overview

Santa Rosa is a mid-sized city in Sonoma County, California, with about 178000 residents. Like most cities its size, it has a set of local rules that may differ significantly from neighboring municipalities. Here is an overview of 153 ordinances across 44 categories that affect daily life in Santa Rosa.

Mobility & Curb Rules

Bike Lane Rules: Santa Rosa's camping ordinance bars anyone from sitting, sleeping, camping or storing personal property in a bike lane, street or public right-of-way whenever it hinders or obstructs bicycles, pedestrians or vehicles trying to pass. Section 11-22.020(B)(5), adopted by Ordinance 2023-012, is one of several public-right-of-way restrictions that also protect sidewalks, building entrances, driveways, fire equipment and transit stops..

Public Conduct

Outdoor Smoking Restrictions: Santa Rosa bans smoking in unenclosed public places under City Code Section 9-20.050, covering parks, outdoor dining areas, Old Courthouse Square, the downtown transit mall, and other listed civic spaces. A 25-foot buffer extends the ban around any smoke-free area, and violators face infraction fines starting at $100 under Section 9-20.150..

Also covered: Loud Party Ordinance (moderate), Public Urination (moderate), Aggressive Panhandling (restrictive). See the full public conduct guide for Santa Rosa for details.

Property Maintenance

Vacant Lot Maintenance: Santa Rosa requires owners of unmaintained vacant lots to register with Code Enforcement, pay an annual monitoring fee, and clean and actively maintain the lot within 30 days under City Code Chapter 9-24. Lots with dead vegetation, accumulated trash, unauthorized parking, or trespassers must be brought into compliance or the owner faces registration and enforcement action..

Also covered: Property Blight (restrictive). See the full property maintenance guide for Santa Rosa for details.

Curfew Laws

Park Curfew: Santa Rosa closes every City park and outdoor recreation facility overnight under City Code Section 13-24.030. Parks open at 6 a.m.

Also covered: Juvenile Curfew (moderate). See the full curfew laws guide for Santa Rosa for details.

Trash & Recycling

Illegal Dumping: Santa Rosa City Code § 9-12.050 makes it unlawful to dump, litter, burn, or bury garbage, recyclables, organic waste, or hazardous waste anywhere in the city, from vacant lots to streets and waterways, and every violation of Chapter 9-12 is a misdemeanor..

Also covered: Bin Placement Rules (moderate), Mandatory Organics Recycling (restrictive), Recycling Requirements (moderate). See the full trash & recycling guide for Santa Rosa for details.

Soliciting & Door-to-Door

Solicitor Permits: Santa Rosa requires anyone going door to door to sell goods or take orders, a peddler or solicitor, to get a Police Department permit first. Applicants submit fingerprints, photos and a criminal history statement, pay a fee, and can be denied for felony or relevant misdemeanor convictions..

Also covered: No-Knock Registry (moderate). See the full soliciting & door-to-door guide for Santa Rosa for details.

Building Safety

Green Building Code: Santa Rosa adopts the 2025 California Green Building Standards Code and goes further for housing: every newly constructed low-rise residential building in the city must be all-electric, with narrow exemptions for attached ADUs and disaster rebuilds..

Also covered: Door Locking Hardware (moderate), Childcare Center Rules (moderate), Electrical Permits (moderate). See the full building safety guide for Santa Rosa for details.

Parking Rules

Commercial & Oversized Vehicles: Santa Rosa City Code Chapter 11-28 prohibits parking any commercial vehicle, truck, or trailer over 10,000 pounds GVWR on any street within a residence or business district, except during active loading/unloading on the same block. Overnight parking (2 a.m.

Also covered: EV Charging (moderate), Preferential Parking Districts (moderate), Abandoned Vehicles (moderate). See the full parking rules guide for Santa Rosa for details.

Solar Energy

Panel Permits: Santa Rosa runs a mandatory expedited, ministerial permit track for small residential rooftop solar systems under Chapter 18-68. The Building Official must approve or reject a complete application within three business days, and only one inspection is required for the whole install..

Also covered: Expedited Solar Permitting (permissive). See the full solar energy guide for Santa Rosa for details.

Landscaping Rules

Tree Removal & Heritage Trees: Santa Rosa requires a City permit before anyone alters, removes, or relocates any heritage, protected, or street tree, with exemptions for ordinary trees on already-developed single-family lots, hazard trees, utility-line clearance, and a short exempt-species list. Unpermitted removal of a covered tree is a misdemeanor under Section 17-24.100..

Also covered: Composting (moderate), Native Plants (permissive), Weed Ordinances (moderate). See the full landscaping rules guide for Santa Rosa for details.

Historic Preservation

Historic-Cultural Monuments: Santa Rosa designates individual landmarks and preservation districts under City Code Section 20-58.050. The Design Review and Preservation Board must find specific historical, archaeological, cultural, or architectural value before recommending designation to the City Council, which acts through a rezoning applying the Historic (-H) combining district.

Homelessness & Encampment Rules

Encampment Sanitation: When shelter isn't available, Santa Rosa's camping ordinance imposes specific health and safety standards on anyone camping on public property: caps on how much space personal property or tents can occupy, a ban on dumping gray or black water, and prohibitions on open flames, unpermitted electrical hookups and flammable materials. Chapter 11-22, adopted by Ordinance 2023-012 on August 22, 2023, treats a violation of any standard as a misdemeanor and a public nuisance..

Also covered: Sit-Lie Rules (moderate). See the full homelessness & encampment rules guide for Santa Rosa for details.

Rental Property Rules

Rent Control: Santa Rosa's Chapter 6-66 caps rent for mobilehome park spaces, not apartments or houses. Owners can't charge above the September 1, 1993 base rent plus authorized increases: an annual CPI-linked adjustment capped at 4%, in-place transfer bumps up to 10%, and specific pass-throughs for utilities and capital work.

Also covered: Rent Increase Notice (moderate), Repairs & Habitability (moderate). See the full rental property rules guide for Santa Rosa for details.

Local Taxes & Fees

Business Tax Classification: Santa Rosa taxes businesses on gross receipts under four classification groups with different taxing ratios, from retailers at ratio 1 to professions at ratio 5. Every business owes at least $200 per year, with the rate climbing per $1,000 of receipts above $1,000,000, and total tax capped at $10,000 annually..

Hotels & Lodging

Transient Occupancy Tax: Santa Rosa charges an 11 percent transient occupancy tax on rent paid by any guest staying 30 consecutive days or less in a hotel, motel, or similar lodging. Operators collect the tax with rent, register with the Tax Collector, and file quarterly returns under City Code Chapter 3-28..

Gambling & Gaming

Card Room Licensing: Santa Rosa Municipal Code Chapter 10-10 outlaws playing poker, low ball or similar card games for money in any commercial establishment citywide, and declares it a public nuisance. Only a narrow annexation grace period, private home games and fraternal-club rooms escape the ban..

Invasive Plant Rules

Prohibited Species: Any covered landscape project in Santa Rosa, new or rehabilitated construction needing a building or grading permit, plan check, design review or utilities certificate, is barred from using invasive plants listed by the California Invasive Plant Council. The ban sits inside the City's landscape design plan standard, Code Section 14-30.040..

Also covered: Tree-of-Heaven Removal (permissive). See the full invasive plant rules guide for Santa Rosa for details.

Food Trucks & Mobile Vendors

Sidewalk & Mobile Vending: Santa Rosa limits street food vending to a business-licensed vendor selling only art, cut flowers, or food and non-alcoholic beverages, kept 500 feet from schools and 300 feet from parks, and moving to a new spot every 30 minutes. Downtown carries tighter buffers under Chapter 6-48..

Also covered: Food Truck Permits (restrictive), Vending Zones (restrictive). See the full food trucks & mobile vendors guide for Santa Rosa for details.

Water Use Rules

Recycled Water Rules: Santa Rosa can require any customer who connected to the City water system on or after October 19, 2007 to run recycled water instead of potable water for every approved use. City Code Chapter 14-25 conditions that on a site-specific Recycled Water Use Permit, a designated Site Supervisor, and backflow testing, backed by service termination for violations..

Also covered: Turf Replacement Rebates (moderate), Leak Reporting Duty (moderate). See the full water use rules guide for Santa Rosa for details.

Special Events & Permits

Outdoor Heater Rules: Santa Rosa's sidewalk café ordinance flatly bans outdoor heaters at any café operating on the public sidewalk. City Code Section 20-42.160(D)(4)(g) groups heaters with music and speakers as prohibited equipment, alongside rules requiring movable furniture, a 60-pound umbrella base, and nightly indoor storage of every fixture..

Also covered: Parade Permits (restrictive), Block Party Permits (restrictive), Commercial Filming on Public Right-of-Way (moderate). See the full special events & permits guide for Santa Rosa for details.

Business Licensing & Operations

Tobacco Retail License: Santa Rosa requires a tobacco retailer's license under City Code Section 6-20.030 for every location that sells tobacco, caps the citywide license count, and flatly bans selling electronic smoking devices under Section 6-20.045. Pharmacies and mobile vendors can never qualify, and new stores must sit 600 feet from schools or parks..

Also covered: Adult Entertainment (restrictive), Towing Companies (restrictive), Massage Establishments (restrictive). See the full business licensing & operations guide for Santa Rosa for details.

Sidewalk & Pedestrian Rules

Obstruction Rules: Santa Rosa Code Section 10-12.010 makes it unlawful to stand on or occupy any street, sidewalk or public way in a way that annoys or molests passersby, or that obstructs or unreasonably interferes with free pedestrian and vehicle passage..

Also covered: Encroachment Permits (moderate), Sidewalk Repair (moderate). See the full sidewalk & pedestrian rules guide for Santa Rosa for details.

Building Setbacks & Zoning

Lot Coverage Limits: Santa Rosa caps the share of a residential lot that structures can cover under City Code Section 20-22.050, Tables 2-4 and 2-5. RR and R-1 single-family lots max out at 40 percent lot coverage, while R-2 and R-3 multi-family districts scale from 50 percent up to 100 percent depending on density..

Also covered: Structure Height Limits (moderate), Setback Rules (moderate). See the full building setbacks & zoning guide for Santa Rosa for details.

Noise from Specific Sources

HVAC & Mechanical Noise: Running an air conditioner, pump, fan, or other mechanical equipment loud enough to push noise at a neighbor's property line more than five decibels above the ambient base level is illegal in Santa Rosa. Municipal Code Section 17-16.120 names air-conditioning apparatus specifically, tying HVAC noise to the same decibel table used for the rest of Chapter 17-16..

Animal Ordinances

Pet Limits: Santa Rosa City Code Section 20-42.040 limits any residential lot to a total of five animals (domestic or exotic), of which no more than three may be dogs and no more than one may be a pot-bellied pig. Hens (no roosters) are allowed in addition to the five-animal limit, subject to a lot-size sliding scale..

Also covered: Microchipping (restrictive), Pet Store Rules (moderate), Cat Rules (limited). See the full animal ordinances guide for Santa Rosa for details.

Filming & Production

Location Permits: Location filming in Santa Rosa runs through the city's Temporary Use Permit system, but Section 20-52.040(C)(3) exempts it from getting a full Temporary Use Permit and instead requires sign-off from the Director of Transportation and Parking before a crew may use a specific site to shoot commercials, movies, or videos..

Environmental Rules

Stormwater Management: Santa Rosa bans altering, blocking, or dumping material into any storm water channel, pipe, or drainage easement, natural or manmade, without a written City permit. Municipal Code Section 17-12.010 requires an encroachment permit from the City Engineer or Public Works, or a grading permit from Community Development, before the work starts.

Also covered: Flood Zones (moderate), Flood Elevation Requirements (moderate), Erosion Control (moderate). See the full environmental rules guide for Santa Rosa for details.

Zoning Overlays & Bonuses

Downtown Design Guide: New buildings in the Downtown Station Area Specific Plan area must follow the -DSA combining district's stepback, setback, and ground-floor design rules under City Code Section 20-28.060, which sets form, streetscape, and public-realm standards that apply on top of the base zoning district..

Also covered: Density Bonus Law (moderate). See the full zoning overlays & bonuses guide for Santa Rosa for details.

Public Health Rules

Rodent Control: Santa Rosa's Property Maintenance Code requires every structure and yard to stay free of rodent harborage, with prompt extermination when rodents appear. The rule targets a specific culprit: firewood, which must be stacked off the ground in the side or rear yard, not the front..

Also covered: Syringe Disposal (moderate), Food Handler Certification (moderate). See the full public health rules guide for Santa Rosa for details.

Noise Ordinances

Amplified Music & Outdoor Sound: Santa Rosa limits amplified sound equipment to music or human speech, running only between 9 a.m. and 6 p.m.

Also covered: Decibel Limits (moderate), Leaf Blower Rules (moderate), Vehicle Noise (moderate). See the full noise ordinances guide for Santa Rosa for details.

Accessory Structures

ADU Rental Restrictions: An accessory dwelling unit built under Santa Rosa's ADU ordinance cannot be rented out for stays shorter than 30 days. The identical 30-day minimum applies to junior accessory dwelling units, closing off vacation-rental and short-term-rental use of both unit types citywide, regardless of zoning district or lot size..

Also covered: ADU Owner Occupancy (limited), ADU Impact Fees (moderate), Tiny Homes (moderate). See the full accessory structures guide for Santa Rosa for details.

Tree Protection

Heritage & Protected Trees: Santa Rosa protects heritage trees, native oaks, redwoods, and other listed species above a set trunk diameter, plus any tree the Planning Commission formally designates for historic or cultural value. Municipal Code Section 17-24.030 makes it unlawful to alter, remove, or relocate a heritage tree anywhere in the City without a permit from the Department of Community Development..

Also covered: Protected Tree Species (moderate), Parkway Planting (restrictive). See the full tree protection guide for Santa Rosa for details.

Garage & Yard Sales

Frequency, Duration & Permits: Santa Rosa lets residents hold a garage sale without a permit, but only up to three consecutive days and only three times in any 12-month period. Sales are limited to personal goods owned by the household on a residentially zoned property..

Short-Term Rentals

Night Caps: Santa Rosa has hard-capped Non-Hosted Short-Term Rental permits at 182 citywide, and the cap is closed: City Code Section 20-48.040(B)(2)(a) says no new Non-Hosted Short-Term Rental Permit applications will be accepted at all. The 182 ceiling only shrinks from here, dropping each time an existing Non-Hosted permit is vacated, revoked, or its property changes ownership..

Also covered: Noise Rules (moderate), Host Presence Rule (moderate), Repeat Violator Strikes (restrictive). See the full short-term rentals guide for Santa Rosa for details.

Fire Regulations

Brush Clearance: Santa Rosa's Hazardous Vegetation and Fuels Management Ordinance (ORD-2023-016, City Code Ch. 9-32) requires defensible space on every property in the Wildland-Urban Interface Fire Area (about 9,000 parcels), with specific tree-limbing, hazardous-vegetation removal, and a 5-foot ember-resistant zone.

Also covered: Propane Storage (moderate), Fireworks (moderate), Outdoor Burning (moderate). See the full fire regulations guide for Santa Rosa for details.

Outdoor Lighting

Dark Sky Rules: Santa Rosa caps outdoor light standards by land use, from 14 feet for multi-family sites to 17 feet for single-family lots, and Section 20-30.080 of the Zoning Code requires every fixture to use energy-efficient lamps and be shielded so the bulb itself is never visible off-site..

Also covered: Light Trespass & Shielding (moderate). See the full outdoor lighting guide for Santa Rosa for details.

Holiday Decorations

Lawn Ornament Rules: Santa Rosa exempts seasonal and holiday decorations and displays on private property, from Fourth of July bunting to Halloween yard scenes, from the Sign Permit process under City Code Section 20-38.040(O). The exemption has one carve-out: an advertising sign disguised as seasonal decoration does not qualify, and a display built from light strings or inflatables can separately run into the City's windblown-sign ban..

Tobacco & Vaping

Flavored Tobacco Bans: Santa Rosa bans the sale of any flavored tobacco product, including menthol cigarettes, flavored vape liquid, and flavored cigars, by every licensed tobacco retailer citywide. City Code Section 6-20.040, adopted by Ordinance 2024-010, treats retailer marketing claims of a cooling, minty, or fruity effect as proof the product is flavored..

Cannabis Regulations

Dispensary Zoning: Santa Rosa has not opted out of commercial cannabis. Retail, cultivation, manufacturing, distribution, microbusiness and testing-lab uses are allowed only in the zoning districts listed on Zoning Code Tables 2-6 and 2-10, and only after the Planning and Economic Development Department approves a Conditional Use Permit under City Code Chapter 20-46.

Also covered: Buffer Zones (moderate). See the full cannabis regulations guide for Santa Rosa for details.

Home Business

Zoning & Home Occupation Permits: Under Santa Rosa Zoning Code Section 20-42.070, a home occupation is allowed in any residential zone only when it is clearly secondary to the primary residential use and will not change the residential character of the neighborhood. Several specific uses - including auto repair, kennels, pet grooming, animal hospitals, bee keeping, weapons or ammunition sales, welding shops, and woodworking or metal shops - are categorically prohibited as home occupations..

Also covered: Customer Traffic Restrictions (moderate), Home Daycare (limited), Signage Rules (moderate). See the full home business guide for Santa Rosa for details.

Sign Regulations

Digital Billboards: Santa Rosa prohibits electronic reader boards, flashing signs, and any sign with digitally created content citywide under City Code Section 20-38.090(C), along with windblown signs like light-bulb strings and inflatables. The only carve-outs are time-and-temperature displays, digital gas-price signs, digital drive-thru menu boards, and government safety signage..

Also covered: Window Signs (moderate), Garage Sale Signs (limited), Freeway-Facing Signs (strict). See the full sign regulations guide for Santa Rosa for details.

Privacy & Surveillance

Doorbell Camera Disclosures: Section 20-48.070(B)(2) requires every Santa Rosa Short-Term Rental host to disclose any video surveillance or audio, video, or still-image recording device on the property to Short-Term Renters, covering doorbell cameras, security cameras, and any other device capable of capturing or transmitting footage on site..

Swimming Pools & Spas

Pool Permits: Any new pool or spa, remodel, or removal in Santa Rosa requires a Building Permit issued through the Building Division (100 Santa Rosa Avenue, Room 3). Applications are filed through Permit Santa Rosa (Accela Citizen Access)..

Also covered: Fencing & Safety Requirements (limited). See the full swimming pools & spas guide for Santa Rosa for details.

Fence Regulations

Material Restrictions: Santa Rosa City Code Section 20-30.060.G prohibits barbed wire fencing in residential, commercial, and other non-agricultural areas, allowing it only in agricultural, open space, or industrial areas. Barbed wire abutting residential uses requires a Minor Conditional Use Permit.

Also covered: Height Limits (permissive), Fence Permit Requirements (moderate), Neighbor Fence Rules (moderate). See the full fence regulations guide for Santa Rosa for details.

What to Do With This Information

If you are moving to Santa Rosa, buying a home, or starting a project, use this as a starting point. Each category links to detailed pages with the full text, penalties, and FAQs. Verify anything time-sensitive with Santa Rosa's city hall or code enforcement office.