Pub. L. 110-161, div. J, tit. I, sec. 101
allowances and differentials
allowances and differentialsSec. 101. Funds appropriated under title I of this Act 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).121 STAT. 2286