The text of section 2314 of this title, which was transferred to this section, designated as subsec. (a), and amended by Pub. L. 116–283, § 1807(e)(2), was based on act Aug. 10, 1956, ch. 1041, 70A Stat. 133; Pub. L. 96–513, title V, § 511(78), Dec. 12, 1980, 94 Stat. 2927; Pub. L. 103–160, div. A, title VIII, § 822(b)(2), Nov. 30, 1993, 107 Stat. 1706; Pub. L. 111–350, § 5(b)(16), Jan. 4, 2011, 124 Stat. 3843; Pub. L. 113–291, div. A, title X, § 1071(a)(4), Dec. 19, 2014, 128 Stat. 3504.

The text of section 2315 of this title, which was transferred to this section, designated as subsec. (b), and amended by Pub. L. 116–283, § 1807(e)(3), was based on Pub. L. 97–86, title IX, § 908(a)(1), Dec. 1, 1981, 95 Stat. 1117; amended Pub. L. 97–295, § 1(25), Oct. 12, 1982, 96 Stat. 1291; Pub. L. 104–106, div. E, title LVI, § 5601(c), Feb. 10, 1996, 110 Stat. 699; Pub. L. 104–201, div. A, title X, § 1074(b)(4)(B), Sept. 23, 1996, 110 Stat. 2660; Pub. L. 105–85, div. A, title X, § 1073(a)(49), Nov. 18, 1997, 111 Stat. 1903; Pub. L. 107–217, § 3(b)(5), Aug. 21, 2002, 116 Stat. 1295; Pub. L. 109–364, div. A, title IX, § 906(c), Oct. 17, 2006, 120 Stat. 2354; Pub. L. 113–283, § 2(e)(5)(C), Dec. 18, 2014, 128 Stat. 3087; Pub. L. 114–92, div. A, title X, § 1081(a)(7), Nov. 25, 2015, 129 Stat. 1001.

A prior section 3068 was renumbered section 7068 of this title.

Another prior section 3068, acts Aug. 10, 1956, ch. 1041, 70A Stat. 168; Sept. 7, 1962, Pub. L. 87–649, § 6(a)(1), 76 Stat. 494, contained substantially the same provisions as section 7068, which formerly was numbered as section 3068, but placed the upper limit for the rank of officers of the Medical Service Corps at colonel, prior to repeal by Pub. L. 89–603.

2021—Subsec. (a). Pub. L. 116–283, § 1807(e)(2), as amended by Pub. L. 117–81, § 1701(b)(2)(C)(i), transferred text of section 2314 of this title to this section, designated it as subsec. (a), inserted heading, and substituted “section 3063” for “section 2303”.

Subsec. (b). Pub. L. 116–283, § 1807(e)(3), as amended by Pub. L. 117–81, § 1701(b)(2)(C)(ii), transferred text of section 2315 of this title to this section, designated it as subsec. (b), and inserted heading.

Amendment by Pub. L. 117–81 applicable as if included in the enactment of title XVIII of Pub. L. 116–283 as enacted, see section 1701(a)(2) of Pub. L. 117–81, set out in a note preceding section 3001 of this title and Effective Date note below.

Section and amendment by Pub. L. 116–283 effective Jan. 1, 2022, with additional provisions for delayed implementation and applicability of existing law, see section 1801(d) of Pub. L. 116–283, set out as an Effective Date of 2021 Amendment note preceding section 3001 of this title.