10 U.S.C. § 138a, 138b
Section 138a, added Pub. L. 106–65, div. A, title IX, § 911(b)(1), , 113 Stat. 718, § 133b; renumbered § 138a and amended Pub. L. 111–84, div. A, title IX, § 906(b)(1), (c)(2)(D), , 123 Stat. 2426, 2427; Pub. L. 111–383, div. A, title IX, § 901(b)(5), , 124 Stat. 4319; Pub. L. 113–291, div. A, title IX, § 901(h)(1)(C), (D), , 128 Stat. 3466, related to Assistant Secretary of Defense for Logistics and Materiel Readiness.
Section 138b, added Pub. L. 87–651, title II, § 202, , 76 Stat. 518, § 135; amended Pub. L. 92–596, § 4(2), , 86 Stat. 1318; Pub. L. 95–140, § 2(a), , 91 Stat. 1172; Pub. L. 99–348, title V, § 501(b)(1), (2), (e)(1), , 100 Stat. 707, 708; Pub. L. 99–433, title I, § 105, , 100 Stat. 997; Pub. L. 99–500, § 101(c) [title X, § 903(b)(1)], , 100 Stat. 1783–82, 1783–132, and Pub. L. 99–591, § 101(c) [title X, § 903(b)(1)], , 100 Stat. 3341–82, 3341–132; Pub. L. 99–661, div. A, title IX, formerly title IV, § 903(b)(1), , 100 Stat. 3911, renumbered title IX, Pub. L. 100–26, § 3(5), , 101 Stat. 273; renumbered § 137 and amended Pub. L. 103–160, div. A, title IX, §§ 901(a)(1), 904(d)(1), , 107 Stat. 1726, 1728; Pub. L. 104–106, div. A, title IX, § 903(c)(3), , 110 Stat. 402; Pub. L. 104–201, div. A, title IX, § 901, , 110 Stat. 2617; Pub. L. 106–65, div. A, title IX, § 911(d)(1), , 113 Stat. 719; renumbered § 139a, Pub. L. 107–314, div. A, title IX, § 901(a)(1), , 116 Stat. 2619; Pub. L. 111–23, title I, § 104(a)(1), , 123 Stat. 1717; renumbered § 138b and amended Pub. L. 111–383, div. A, title IX, § 901(b)(6), (k)(1)(B), , 124 Stat. 4319, 4325; Pub. L. 112–239, div. A, title IX, § 904(e)(1), , 126 Stat. 1867; Pub. L. 113–291, div. A, title IX, § 901(h)(2)(C), , 128 Stat. 3466, related to Assistant Secretary of Defense for Research and Engineering.