Section, added [Pub. L. 100–26, § 7(b)(2)(A)], Apr. 21, 1987, [101 Stat. 279]; amended [Pub. L. 102–484, div. A, title VIII, § 817(b)], Oct. 23, 1992, [106 Stat. 2455]; [Pub. L. 104–106, div. A, title XV, § 1502(a)(1)], Feb. 10, 1996, [110 Stat. 502]; [Pub. L. 106–65, div. A, title X, § 1067(1)], Oct. 5, 1999, [113 Stat. 774]; [Pub. L. 111–23, title II, § 206(b)], May 22, 2009, [123 Stat. 1728]; [Pub. L. 113–291, div. A, title X, § 1071(f)(18)], Dec. 19, 2014, [128 Stat. 3511]; [Pub. L. 114–92, div. A, title VIII, § 825(a)], Nov. 25, 2015, [129 Stat. 907]; [Pub. L. 114–328, div. A, title VIII], §§ 807(b), 847(a), Dec. 23, 2016, [130 Stat. 2261], 2292; [Pub. L. 115–91, div. A, title VIII, § 831], title X, § 1081(a)(38), Dec. 12, 2017, [131 Stat. 1467], 1596; [Pub. L. 116–283, div. A, title XVIII, § 1846(c)(1)], (d)(1), (f)(1), Jan. 1, 2021, [134 Stat. 4248–4250], defined major defense acquisition program. See sections 4201, 4202(a), and 4204 of this title.