Clarifies the Ninety-Nine Year Leasehold Program to: (1) Require at least sixty per cent of the residential condominium units within urban redevelopment sites to be set aside for owner-occupied residential use for not less than ten years from the date of initial purchase of the unit; (2) Amend eligibility requirements to buy or own a residential condominium unit within an urban redevelopment site to allow an individual to own other real property; (3) Amend the term "owner-occupied residential use" to include the renting or subleasing by the owner of a residential condominium unit to any tenant or sublessee of any kind; and (4) Allow the sale of up to forty per cent of residential condominium units to qualified residents if there are units available after being advertised for sale for more than sixty days. Effective 7/1/2050.