The text of subsec. (b) of section 2304 of this title, which was transferred to this section and amended by Pub. L. 116–283, § 1811(d)(2), was based on Pub. L. 98–369, div. B, title VII, § 2723(a)(1)(C), July 18, 1984, 98 Stat. 1187; Pub. L. 98–577, title V, § 504(b)(1), Oct. 30, 1984, 98 Stat. 3086; Pub. L. 99–661, div. A, title XIII, § 1343(a)(14), Nov. 14, 1986, 100 Stat. 3993; Pub. L. 101–189, div. A, title VIII, 853(d), Nov. 29, 1989, 103 Stat. 1519; Pub. L. 102–484, div. A, title VIII, § 801(h)(2), Oct. 23, 1992, 106 Stat. 2445; Pub. L. 103–355, title I, § 1002, Oct. 13, 1994, 108 Stat. 3249; Pub. L. 115–232, div. A, title VIII, § 812(a)(2)(C)(v), Aug. 13, 2018, 132 Stat. 1847.

A prior section 3203, act Aug. 10, 1956, ch. 1041, 70A Stat. 173; Pub. L. 85–861, § 1(64), Sept. 2, 1958, 72 Stat. 1463, prescribed authorized strength of Regular Army in members on active duty, exclusive of officers candidates, prior to repeal by Pub. L. 96–513, title II, § 202, title VII, § 701, Dec. 12, 1980, 94 Stat. 2878, 2955, effective Sept. 15, 1981.

2021—Subsec. (a). Pub. L. 116–283, § 1811(d)(2)(A), redesignated subsec. (b) of section 2304 of this title as subsec. (a) of this section and inserted heading.

Subsec. (a)(1). Pub. L. 116–283, § 1811(d)(2)(A)–(C), inserted heading, substituted “covered by chapter 137 legacy provisions” for “covered by this chapter” in introductory provisions, and realigned margins of subpars. (A) to (F).

Subsec. (a)(2). Pub. L. 116–283, § 1811(d)(2)(F), redesignated par. (4) as (2), inserted heading, and realigned margin. Former pars. (2) and (3) redesignated subsecs. (b) and (c), respectively.

Subsec. (b). Pub. L. 116–283, § 1811(d)(2)(D), redesignated subsec. (a)(2) as (b), inserted heading, and substituted “chapter 137 legacy provisions” for “this section”.

Subsec. (c). Pub. L. 117–81 substituted “subsections (a)(1) and (b)” for “paragraphs (1) and (2)”.

Pub. L. 116–283, § 1811(d)(2)(E), redesignated subsec. (a)(3) as (c), inserted heading, and substituted “section 3204(e)(1) of this title” for “subsection (f)(1)”.

Amendment by Pub. L. 117–81 to take effect immediately after the amendments made by title XVIII of Pub. L. 116–283 have taken effect, see section 1701(a)(3) 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.