The date of the enactment of the Sergeant First Class Heath Robinson Honoring our Promise to Address Comprehensive Toxics Act of 2022, referred to in subsec. (b), is the date of enactment of Pub. L. 117–168, which was approved Aug. 10, 2022.

2022—Subsecs. (b) to (e). Pub. L. 117–168 added subsec. (b) and struck out former subsecs. (b) to (e) which related to determinations of presumptions of service connection between illnesses and exposure to toxic agents during the Persian Gulf War.

2001—Subsec. (a)(4). Pub. L. 107–103, § 202(b)(2), added par. (4).

Subsec. (e). Pub. L. 107–103, § 202(d)(1), substituted “on September 30, 2011” for “10 years after the first day of the fiscal year in which the National Academy of Sciences submits to the Secretary the first report under section 1603 of the Persian Gulf War Veterans Act of 1998”.

Amendment by section 202(b)(2) of Pub. L. 107–103 effective Mar. 1, 2002, see section 202(c) of Pub. L. 107–103, set out as a note under section 1117 of this title.