$25,000,000, to remain available until expended: Provided , That such amounts shall be available for administrative expenses, notwithstanding section 15751(b) of title 40, United States Code. Southeast crescent regional commission For expenses necessary for the Southeast Crescent Regional Commission in carrying out activities authorized by subtitle V of title 40, United States Code, $1,000,000, to remain available until expended. Southwest border regional commission For expenses necessary for the Southwest Border Regional Commission in carrying out activities authorized by subtitle V of title 40, United States Code, $250,000, to remain available until expended. Nuclear regulatory commission Salaries and expenses For expenses necessary for the Commission in carrying out the purposes of the Energy Reorganization Act of 1974 and the Atomic Energy Act of 1954, $849,900,000, including official representation expenses not to exceed $25,000, to remain available until expended: Provided , That of the amount appropriated herein, not more than $9,500,000 may be made available for salaries, travel, and other support costs for the Office of the Commission, to remain available until September 30, 2022, of which, notwithstanding section 201(a)(2)(c) of the Energy Reorganization Act of 1974 ( 42 U.S.C. 5841(a)(2)(c) ), the use and expenditure shall only be approved by a majority vote of the Commission: Provided further , That revenues from licensing fees, inspection services, and other services and collections estimated at $729,293,000 in fiscal year 2021 shall be retained and used for necessary salaries and expenses in this account, notwithstanding 31 U.S.C. 3302 , and shall remain available until expended: Provided further , That of the amounts appropriated under this heading, $10,500,000 shall be for university research and development in areas relevant to the Commission’s mission, and $5,500,000 shall be for a Nuclear Science and Engineering Grant Program that will support multi-year projects that do not align with