San Mateo, CA Rental Property Rules: Rental Registration (2026)
Key Facts
- Registration
- None: no mandatory program
- Business License
- Required
- Inspections
- Complaint-based only
- Habitability
- CA Civil Code §1941
- Contact
- Code Enforcement: 650-522-7200
Summary
San Mateo does not require a separate rental property registration program. Landlords must obtain a city business license. The city follows state law habitability requirements. Code Enforcement handles complaints about rental property conditions.
1947.12. (a) (1) Subject to subdivision (b), an owner of residential real property shall not, over the course of any 12-month period, increase the gross rental rate for a dwelling or a unit more than 5 percent plus the percentage change in the cost of living, or 10 percent, whichever is lower, of the lowest gross rental rate charged for that dwelling or unit at any time during the 12 months prior to the effective date of the increase. In determining the lowest gross rental amount pursuant to this section, any rent discounts, incentives, concessions, or credits offered by the owner of such unit of residential real property and accepted by the tenant shall be excluded.
Full Breakdown
The City of San Mateo does not operate a mandatory rental registration or periodic inspection program. Landlords must obtain a city business license for rental property operations. All rental properties must meet California Health and Safety Code habitability standards (Civil Code 1941). Code Enforcement responds to complaints about substandard housing conditions. The city's just cause eviction ordinance (Ord. 2019-12) and AB 1482 provide tenant protections but do not create a registration requirement. San Mateo County Environmental Health may conduct inspections upon tenant complaints. The city does not maintain a registry of rental units.
Violations & Fines
Operating without a business license may result in citations. Substandard conditions face Code Enforcement action. AB 1482 violations enforceable through civil action.
Frequently Asked Questions
Do I need to register my rental in San Mateo?
Does the city inspect rental properties?
Sources & Official References
Other rules in San Mateo
California rules heatmap·Compare San Mateo to another location·View the California rental property rules overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.
Rental Registration in Nearby Cities
How other cities in San Mateo County handle rental registration.