The date of the enactment of the National Defense Authorization Act for Fiscal Year 2020 and such date of enactment, referred to in subsec. (a)(1), is the date of enactment of Pub. L. 116–92, which was approved Dec. 20, 2019.

2021—Subsec. (d)(3). Pub. L. 116–283 substituted “section 4211” for “section 2431a”.

Amendment by section 1883(b)(2) of 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 a note preceding section 3001 of this title.