Authorization of appropriations

(a) In general There is authorized to be appropriated out of the Airport and Airway Trust Fund (established under section 9502 of the Internal Revenue Code of 1986) to carry out this Act— (1) a total of $750,000,000 for fiscal years 2025 through 2034; and (2) such sums as necessary, but not to exceed 0.25 percent of the annual change in uncommitted balance of such Trust Fund in a fiscal year, for fiscal years after fiscal year 2034. (b) Use of funds Of any amounts appropriated for a fiscal year to carry out this Act, the Administrator shall use such funds— (1) to make grants under section 7; (2) in an amount of not more than 5 percent, to support FAA expenditures required for the administration this Act; and (3) any amounts not expended under paragraph (1) or (2), to make grants described in section 47117(e)(1)(A) of title 49, United States Code.