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Everything landlords and property managers need to know about LA County rent stabilization ordinance (RSTPO) in 2025.
Key Change: 2025 features the lowest rent increase rates in recent history, with fixed rates replacing the previous CPI-based formula.
1.930%
Most properties covered by RSTPO
2.930%
+1% bonus with certification
3.930%
+2% bonus for qualifying units
These rates are effective through June 2026. Future rates will be determined by the Department of Consumer and Business Affairs (DCBA) based on CPI data.
Many landlords incorrectly use the building construction year instead of the Certificate of Occupancy date. The Certificate of Occupancy is the definitive date that determines coverage status.
Receives Homeowners' Property Tax Exemption for the rental property
Owns only one rental property with ≤10 units total
Owns ≤3 properties with combined ≤10 units (including outside LA County)
Small landlord status requires filing annual Self-Certification with DCBA. Without this filing, standard rates apply regardless of qualification criteria.
Qualified small landlords can increase rent by 2.930% (standard 1.930% + 1% bonus) instead of the standard rate.
Unit has 2 or fewer bedrooms
Located in building with 25+ units
Rent was ≥$4,000/month as of September 11, 2018
Qualified luxury units can increase rent by 3.930% (standard 1.930% + 2% bonus). This cannot be combined with small landlord exemptions.
Written notice required for most 2025 rent increases
Rare with 2025 rates, but applies to accumulated increases
Section 8 voucher holders require 90-day notice for termination regardless of rent increase amount. Same rent limits apply.
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This guide provides general information about LA County rent control laws as of January 2025. Rent control regulations are complex and change frequently. This information does not constitute legal advice. Always consult with a qualified attorney before making rental decisions or implementing rent increases.