There are authorized to be appropriated such sums as are necessary to carry out this chapter.
(Pub. L. 106–393, title IV, § 402, as added Pub. L. 110–343, div. C, title VI, § 601(a), Oct. 3, 2008, 122 Stat. 3910; amended Pub. L. 112–141, div. F, title I, § 100101(a)(2), July 6, 2012, 126 Stat. 905; Pub. L. 113–40, § 10(a)(4), Oct. 2, 2013, 127 Stat. 545; Pub. L. 114–10, title V, § 524(e), Apr. 16, 2015, 129 Stat. 180.)