Fair Housing Act (FHA): Federal law that prohibits discrimination in housing based on race, color, national origin, religion, sex, familial status, and disability

Americans with Disabilities Act (ADA): Federal law requiring reasonable accommodations for disabled tenants in rental properties

Federal Lead-Based Paint Disclosure: Federal requirement for disclosure of lead-based paint hazards in properties built before 1978

State Landlord-Tenant Laws: State-specific laws governing the relationship between landlords and tenants, including rights, responsibilities, and remedies

State Security Deposit Regulations: State laws governing the collection, holding, and return of security deposits

State Rent Control Laws: State regulations controlling rent increases and tenant protections, where applicable

State Notice Requirements: State-specific requirements for providing notice of lease modifications or changes

Municipal Housing Codes: Local regulations governing property maintenance, safety, and habitability standards

Local Rent Control Ordinances: City or county-specific regulations on rent increases and tenant protections

Local Zoning Regulations: Municipal rules governing property use and occupancy requirements

Original Lease Reference Requirement: Legal requirement that the addendum must explicitly reference and tie to the original lease agreement

Original Parties Signature Requirement: Legal requirement that all parties who signed the original lease must also sign the addendum

Extension Period Specification: Legal requirement for clear statement of the lease extension timeframe

Modified Terms Documentation: Requirement to specify any terms that are being modified from the original lease

Original Terms Continuation: Requirement to confirm that all unmodified original lease terms remain in effect