The tax credits authorized by this article for the substantial rehabilitation of qualified structures shall not be available to owners of qualified structures that submit an application and rehabilitation plan after December 31, 2022. No action or inaction on the part of the Legislature shall reduce or suspend the tax credits authorized by this article in any past or future calendar year with respect to a qualified structure if the owner thereof submits an application and rehabilitation plan with the commission and the commission reserves an allocation for a tax credit on or prior to December 31, 2022, even if the qualified structure is placed into service after December 31, 2022, and shall not affect the owner of a qualified structure if the commission has reserved an allocation for a tax credit on or prior to December 31, 2022.