Directs that the seven airports allocated funds from appropriations of the Department of Transportation in Section 4.7 of SL 2019-231 have until June 30, 2024, to expends or encumber those funds (Section 4.7 requires the funds to be returned to the Department and credited to the fund from which they were appropriated if not expended or encumbered by August 31 of the year following the fiscal year in which the Department makes the allocation).