Pub. L. 110–234 and Pub. L. 110–246 enacted identical sections. Pub. L. 110–234 was repealed by section 4(a) of Pub. L. 110–246.

2018—Subsec. (b)(4)(B)(ii). Pub. L. 115–334, § 6422(1), substituted “Amount” for “Maximum amount” in heading and, in text, inserted “not less than 20 percent and” before “not more than 25 percent”, substituted “, subject to—” for period at end, and added subcls. (I) and (II).

Subsec. (d). Pub. L. 115–334, § 6422(2), added subsec. (d) and struck out former subsec. (d) which related to funding for fiscal years 2009 through 2018.

2014—Subsec. (d)(1)(C). Pub. L. 113–79, § 6023(1), added subpar. (C).

Subsec. (d)(2). Pub. L. 113–79, § 6023(2), substituted “2018” for “2012”.

Enactment of this section and repeal of Pub. L. 110–234 by Pub. L. 110–246 effective May 22, 2008, the date of enactment of Pub. L. 110–234, see section 4 of Pub. L. 110–246, set out as a note under section 8701 of this title.