Rental Conversion and Sale Division The Rental Conversion and Sale Division (CASD) administers the Rental Housing Conversion and Sale Act of 1980, as amended (D.C. Law 3-86) (the Conversion Act) and the Condominium Act of 1976 Technical and Clarifying Amendment Act, as amended (D.C. Law 9-82) (the Condominium Act). The Conversion Act regulates, among other things: tenant opportunity to purchase rights, tenant first rights of refusal, offer of sale notices, notices of transfer and the conversion of property to cooperatives or condominiums. The Condominium Act regulates condominium formation and registration of condominium units before a developer may offer units to interested buyers. CASD also administers the Structure Defect Warranty Claim Program. Rental Conversion and Sale Division Forms   Offer of Sale With a Third Party Contract - Single Rental Unit* Offer of Sale Without a Third Party Contract - Single Rental Unit* Right of First Refusal - Single Unit*   Offer of Sale With a Third Party Contract - 2-4 Rental Units* Offer of Sale Without a Third Party Contract - 2-4 Rental Units* Right of First Refusal - 2-4 Rental Units*   Offer of Sale With a Third Party Contract - 5 or More Rental Units* Offer of Sale Without a Third Party Contract - 5 or More Rental Units* Right of First Refusal - 5 or More Rental Units*