California Lease Addenda: Required Documents Every Landlord Must Include

California lease addenda are not optional extras — many are legally required. Missing a required disclosure or addendum exposes you to liability, prevents enforcement of lease terms, and in some cases can be used against you in an eviction proceeding. Here are the key addenda every California residential lease must include.

1. Megan's Law Disclosure (Required by Law)

California Civil Code §2079.10a requires every residential lease to include a disclosure notifying tenants that information about registered sex offenders is available from local law enforcement or the California Department of Justice Megan's Law website. This disclosure must be included verbatim as specified in the statute. Omitting it is a legal violation.

2. Lead Paint Disclosure (Required for Pre-1978 Properties)

Federal law (42 U.S.C. §4852d) requires landlords of properties built before 1978 to disclose known lead-based paint hazards and provide tenants with the EPA's 'Protect Your Family From Lead in Your Home' pamphlet. Both landlord and tenant must sign the disclosure. Failure to comply carries civil penalties and can expose the landlord to liability for lead-related health claims.

3. Bedbug Disclosure Addendum (Required)

California Civil Code §1954.603 requires landlords to provide tenants with written bedbug disclosure information at the time of signing a new lease or rental agreement. The disclosure must describe what bedbugs look like, how infestations spread, the importance of reporting infestations, and tenant and landlord responsibilities. This addendum is required for all residential tenancies entered into after January 1, 2018.

4. Smoke Detector and Carbon Monoxide Detector Addendum

California Health and Safety Code requires landlords to install working smoke detectors in all residential units and carbon monoxide detectors in all units with gas appliances, attached garages, or fireplaces. A written addendum documenting that detectors are installed, tested, and in working order at move-in protects the landlord and creates a record of compliance.

5. AB 1482 Exemption Notice (If Applicable)

If your property is exempt from California's Tenant Protection Act (AB 1482) — such as a single-family home or condo where the owner has provided proper written notice of the exemption — that exemption notice must be included in the lease or provided as a separate written addendum. Without this notice, the exemption does not apply and the tenant may claim AB 1482 protections.

6. Move-In Condition Checklist

While not required by statute, a signed move-in condition checklist is essential for defending security deposit deductions at move-out. Without a documented pre-tenancy condition, it is nearly impossible to prove that damage occurred during the tenancy. Prepare a detailed checklist at move-in, have both parties sign it, and retain a copy.

7. Pet Addendum (If Pets Are Permitted)

If you allow pets, a signed pet addendum that identifies the specific animal(s), authorizes their presence, and sets out the tenant's responsibilities for pet-related damage is essential. Note: California does not permit separate pet deposits — the security deposit cap applies to all deposits combined.

Get Compliant California Lease Addenda

Landlord Compliance Hub provides California-compliant lease addenda packages for landlords and property managers statewide. Our addenda are current with 2026 California law and include all required statutory disclosures. Order online or call (510) 250-0946 ext. 207.