Home Business in San Diego, CA (2026)
5 verified home business rules for San Diego, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Zoning Restrictions
SDMC Section 141.0308 permits home occupations as accessory uses in all residential zones. The business must not change residential character, generate excessive traffic, noise, or odors. Only residents may operate. One non-resident employee permitted on-site Monday-Saturday 7 AM-7 PM.
San Diego Home Business Zoning Restrictions
Some RestrictionsSignage Rules
SDMC Section 141.0308 prohibits all signs advertising a home occupation. No exterior signs, window signs, or vehicle signs related to the home business are permitted on the residential property.
San Diego Home Business Signage Rules
Heavy RestrictionsCustomer Traffic Restrictions
SDMC Section 141.0308 limits home occupations to one customer on the premises at a time, by appointment only, between 7 AM and 7 PM. No deliveries by commercial vehicles larger than one-ton capacity. Business must not generate traffic noticeable above normal residential levels.
San Diego Home Business Customer Traffic Rules
Heavy RestrictionsCottage Food Operations
Cottage food operations in San Diego require a permit from the San Diego County Department of Environmental Health. Under California's Cottage Food Law (AB 1616/AB 1147), Class A operators sell directly to consumers from their home, while Class B operators may sell at farmers markets, through third-party retailers, and online. Occasional transport of goods for off-site sale is permitted. Internet sales are not considered on-premise sales.
San Diego Cottage Food Operation Rules
Some RestrictionsHome Daycare
Small family day care homes (up to 8 children) are permitted as an accessory use in residential zones in San Diego. Large family day care homes (9-14 children) require an Administrative Permit per the Land Development Code. The Director may grant the permit upon finding the daycare will not adversely affect neighborhood character. California state licensing through Community Care Licensing Division is also required.
San Diego Home Daycare Regulations
Some RestrictionsLooking for San Diego County county-wide rules?
County ordinances apply to unincorporated areas and may supplement San Diego city rules.
Home Business in San Diego County →