Rental Registration: Altadena vs Santa Monica
How do rental registration rules compare between Altadena, CA and Santa Monica, CA?
Altadena and Santa Monica have similar restriction levels.
Altadena, CA
Los Angeles County
Mandatory rental registration is required in unincorporated LA County under the RSO. Landlords must register all rental units and pay annual fees by September 30. Fully covered units: $90/unit, just-cause only: $30/unit. Up to 50% of fees for covered units may be passed to tenants.
View full Altadena rules →Santa Monica, CA
Los Angeles County
Santa Monica requires all rent-controlled units to be registered with the Rent Control Board. Annual registration fee is $240 per unit for 2025/2026. Half ($10/month) may be passed through to tenants with proper notice. The Board maintains a Maximum Allowable Rent database.
View full Santa Monica rules →Key Facts Comparison
| Fact | Altadena | Santa Monica |
|---|---|---|
| Registration | Mandatory, annual | Required with Rent Control Board |
| Deadline | September 30 each year | - |
| Full Coverage Fee | $90 per unit | - |
| Pass-Through | Up to 50% to tenants (covered units) | - |
| Fee | - | $240/unit/year |
| Tenant Pass-Through | - | $10/month with notice |
| MAR Database | - | Public rent records maintained |
Highlighted rows indicate differences between cities.
Altadena FAQ
Do I have to register my rental property in LA County?
If your unit is covered by the RSO (built before February 1, 1995, in unincorporated LA County), you must register it with the Department of Consumer and Business Affairs. Registration is required annually.
How much is the rental registration fee?
The annual fee is typically $30-$50 per unit, adjusted periodically by the county. Late registration may incur double fees. Check current fees at dcba.lacounty.gov or call (800) 593-8222.
What happens if I don't register?
Unregistered landlords face fines of $250-$500 per unit and may be unable to pursue certain eviction remedies. Registration protects both landlords and tenants by establishing the rental relationship on record.
Santa Monica FAQ
Do I need to register my rental property?
Many jurisdictions require rental registration. Check with Santa Monica housing or building department for local requirements. Failure to register can result in fines.
What do rental inspections check?
Inspectors verify smoke detectors, electrical safety, plumbing, heating, structural integrity, and general habitability. Lead paint and asbestos disclosure may also be checked in older buildings.
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