Pub. L. 109-108, tit. IV, sec. 401

Sec. 401. Funds appropriated under this title shall be available, except as otherwise provided, for allowances and differentials as authorized by subchapter 59 of title 5, United States Code; for services as authorized by 5 U.S.C. 3109; and for hire of passenger transportation pursuant to 31 U.S.C. 1343(b).