Rules for ZIP Code 94548
Knightsen, CA · Contra Costa County
133 local rules on file for this area. The rules on file for this ZIP code come from Contra Costa County.
ZIP code 94548 is unincorporated Contra Costa County land, in the community of Knightsen: about 100% of its residents live outside any city or town, so the county's ordinances are the local rules here. County rules tend to differ from nearby cities in areas like noise enforcement, building setbacks, and animal regulations.
ZIP codes do not follow city lines. 94548 also covers:
- Knightsen (community)~100% of residents
Shares are estimates from 2020 Census geography. If your address is in one of these, its rules apply instead.
Each topic below links to the full ordinance breakdown with specific code sections, fine amounts, and answers to common questions. The data is sourced from the official municipal code and verified by our editorial team.
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These are the local rules that apply to ZIP code 94548 based on Contra Costa County ordinances.
Fence Regulations
5 rulesNoise Ordinances
6 rulesSolar Energy
3 rulesLandscaping Rules
5 rulesHOA Rules
2 rulesSwimming Pools & Spas
2 rulesFood Trucks & Mobile Vendors
2 rules- Vending ZonesSome
- Food Truck PermitsSome
Accessory Structures
4 rulesAnimal Ordinances
11 rules- Breed RestrictionsLight
- BeekeepingSome
- Dog Leash LawsLight
- Pet LimitsSome
- Chickens & LivestockSome
Fire Regulations
6 rules- Fire Pits & Backyard FiresHeavy
- Brush ClearanceSome
- Smoke DetectorsSome
- FireworksSome
- Outdoor BurningHeavy
Trash & Recycling
6 rulesShort-Term Rentals
9 rulesSoliciting & Door-to-Door
2 rules- Solicitor PermitsSignificant
- No-Knock RegistrySome
Property Maintenance
2 rules- Property BlightLight
- Vacant Lot MaintenanceSignificant
Drone Rules
1 ruleHome Business
4 rulesParking Rules
8 rulesBuilding Safety
8 rules- Lead PaintSome
- Building PermitsSome
- Electrical PermitsSome
- Green Building CodeSome
- Plumbing PermitsSome
Hotels & Lodging
1 ruleLocal Taxes & Fees
1 ruleRight to Farm
1 ruleBusiness Licensing & Operations
3 rules- Massage EstablishmentsSignificant
- Tobacco Retail LicenseSome
- Adult EntertainmentSignificant
Public Health Rules
3 rulesEnvironmental Rules
5 rulesPublic Conduct
5 rules- Skateboarding RulesSignificant
- Loitering RulesSome
- Loud Party OrdinanceSignificant
- Public Alcohol UseSome
- Outdoor Smoking RestrictionsSignificant
Sidewalk & Pedestrian Rules
3 rules- Encroachment PermitsSignificant
- Sidewalk RepairSome
- Obstruction RulesSome
Filming & Production
2 rules- Street ClosuresSome
- Location PermitsSome
Rental Inspections
1 rule- Inspection ProgramsSignificant
Tree Protection
2 rules- Parkway PlantingSome
- Heritage & Protected TreesSignificant
Gambling & Gaming
1 rule- Card Room LicensingSignificant
Rental Property Rules
2 rulesZoning Overlays & Bonuses
1 ruleTobacco & Vaping
1 ruleWater Use Rules
1 ruleBuilding Setbacks & Zoning
3 rulesGarage & Yard Sales
1 ruleSpecial Events & Permits
3 rules- Parade PermitsSome
- Street Fair RulesSignificant
- Commercial Filming on Public Right-of-WaySome
Outdoor Cooking
1 rule- Smoker RulesLight
Sign Regulations
1 rule- Window SignsSome
Outdoor Lighting
1 ruleCannabis Regulations
2 rules- Dispensary ZoningSignificant
- Buffer ZonesSignificant
Curfew Laws
1 rule- Juvenile CurfewSome