There is authorized to be appropriated such sums as may be necessary to carry out sections 277d–43 to 277d–46 of this title. Such sums shall remain available until expended. ( Pub. L. 106–457, title VIII, § 806 , Nov. 7, 2000 , 114 Stat. 1981 ; Pub. L. 108–425, § 3 , Nov. 30, 2004 , 118 Stat. 2421 .) Editorial Notes Amendments 2004— Pub. L. 108–425 substituted “such sums as may be necessary” for “a total of $156,000,000 for fiscal years 2001 through 2005”.