A prior section 484, added Pub. L. 105–85, div. A, title III, § 324(a)(1), Nov. 18, 1997, 111 Stat. 1677, which related to annual report on aircraft inventory, was repealed by Pub. L. 112–81, div. A, title X, § 1061(6)(A), Dec. 31, 2011, 125 Stat. 1583.

2021—Subsecs. (a) to (c). Pub. L. 116–283 added subsecs. (a) to (c) and struck out former subsecs. (a) and (b) which related to required quarterly cyber operations briefings and their elements.

2019—Subsec. (b)(4), (5). Pub. L. 116–92 added par. (4) and redesignated former par. (4) as (5).

2017—Pub. L. 115–91 designated existing provisions as subsec. (a), inserted heading, substituted “congressional defense committees” for “Committees on Armed Services of the House of Representatives and the Senate”, and added subsec. (b).

Pub. L. 116–92, div. A, title XVI, § 1634(d), Dec. 20, 2019, 133 Stat. 1748, provided that: “The amendments made by subsection (a) [amending this section] shall take effect on the date that is 180 days after the date of the enactment of this Act [Dec. 20, 2019].”

Pub. L. 115–91, div. A, title XVI, § 1632(b), Dec. 12, 2017, 131 Stat. 1738, provided that: “The amendments made by subsection (a) [amending this section] shall take effect on the date of the enactment of this Act [Dec. 12, 2017], and shall apply with respect to briefings required [to] be provided under section 484 of title 10, United States Code, on or after that date.”

Pub. L. 112–239, div. A, title IX, § 939(b), Jan. 2, 2013, 126 Stat. 1888, provided that: “The first briefing required under section 484 of title 10, United States Code, as added by subsection (a), shall be provided not later than March 1, 2013.”