Home Business in San Bernardino County, CA (2026)

4 county-level rules, plus city-specific rules for 8 cities in San Bernardino County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of San Bernardino County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Zoning & Home Occupation Permits

In unincorporated San Bernardino County, Class I home occupations need no permit, while Class II and III require a Special Use Permit renewable every 24 months. All classes must stay inside an enclosed structure, keep noise under 55 dB(A), provide off-street parking for employees, and avoid outdoor storage.

San Bernardino County Home Occupation Permits

Significant Restrictions

San Bernardino County Development Code § 84.12.040, Table 84-7 (Permit Requirements for Home Occupations)

Class I Home Occupation ... None required. Class II Home Occupation ... Special Use Permit renewable every 24 months. Class III Home Occupation ... Special Use Permit renewable every 24 months.

Full ordinance details →Official source ↗

Signage Rules

Home occupations in unincorporated San Bernardino County generally may not use signs or alter the home's residential appearance. Only a Class III home occupation in the Desert Region may have a non-illuminated identification sign up to 12 square feet, and not in single-family or multi-family residential zones.

San Bernardino County Home Business Signage

Some Restrictions

San Bernardino County Development Code § 84.12.100(f) (Class III Home Occupation Standards - Signs)

A non-illuminated identification sign, not to exceed 12 square feet in area and stating the business name and telephone number, shall be allowed. If not attached to the residence, a sign shall not exceed six feet in height and shall blend with the architectural style of the structure and the neighborhood. The sign shall only be allowed in a land use zoning district other than RS (Single-Family ...

Full ordinance details →Official source ↗

Customer Traffic Restrictions

San Bernardino County limits home occupation customer and delivery traffic to levels normally associated with a residential neighborhood, and caps Class II and III home occupations to one appointment at a time with a 12 or 20 trip-per-day average.

San Bernardino County Home Business Customer Traffic

Some Restrictions

San Bernardino County Code § 84.12.070(k)

(k) Pedestrian and Vehicular Traffic. Pedestrian and vehicular traffic shall be limited to that normally associated with residential land use zoning districts.

Full ordinance details →Official source ↗

Home Daycare

San Bernardino County treats a family day care home caring for up to 14 children as an allowed use needing no planning permit in the RL, RS and RM residential zoning districts, per Development Code Table 82-7. A commercial day care center, by contrast, needs a Minor Use Permit or Conditional Use Permit in every residential district.

San Bernardino County Family Day Care Home Rules

Few Restrictions

San Bernardino County Code § 82.04.040, Table 82-7

§ 82.04.040 Residential Land Use Zoning District Allowed Uses and Permit Requirements. (a) General Permit Requirements. Table 82-7 identifies the uses of land allowed by this Development Code in each residential land use zoning district established by Chapter 82.01 (Land Use Plan, and Land Use Zoning Districts, and Overlays), in compliance with § 82.02.030 (Allowed Land Uses and Planning P...

Full ordinance details →Official source ↗