Section, added Pub. L. 105–34, title VIII, § 801(a), Aug. 5, 1997, 111 Stat. 869; amended Pub. L. 105–277, div. J, title I, § 1003, Oct. 21, 1998, 112 Stat. 2681–888; Pub. L. 106–170, title V, § 505(a), Dec. 17, 1999, 113 Stat. 1921; Pub. L. 107–16, title IV, § 411(c), June 7, 2001, 115 Stat. 63; Pub. L. 107–147, title IV, § 417(4), title VI, § 605(a), Mar. 9, 2002, 116 Stat. 56, 60; Pub. L. 108–311, title III, § 303(a)(2), Oct. 4, 2004, 118 Stat. 1179; Pub. L. 109–432, div. A, title I, § 105(a), Dec. 20, 2006, 120 Stat. 2936, related to temporary incentives for employing long-term family assistance recipients. See section 51 (e) of this title.