The authority shall cease to exist when the board determines that 80 percent of the territory of the military base that is designated for development or reuse in the plan prepared pursuant to this title has been developed or reused in a manner consistent with the reuse plan, or in any case not later than June 30, 20 years after the creation of the authority. The local agency formation commission or commissions of the county or counties that are member agencies shall provide for the orderly dissolution of the authority, including ensuring that all contracts, agreements, and pledges to pay or repay money entered into by the authority are honored and properly administered, and that all assets of the authority are appropriately transferred.