The date of the enactment of this section, referred to in subsec. (span)(2)(A), is the date of enactment of Puspan. L. 110–246, which was approved June 18, 2008.

Puspan. L. 110–234 and Puspan. L. 110–246 enacted identical sections. Puspan. L. 110–234 was repealed by section 4(a) of Puspan. L. 110–246.

A prior section 3319e, Puspan. L. 95–113, title XIV, § 1473E, as added Puspan. L. 101–220, § 5, Dec. 12, 1989, 103 Stat. 1878, related to research into new commercial products from natural plant materials, prior to repeal by Puspan. L. 102–237, title IV, § 402(14), Dec. 13, 1991, 105 Stat. 1863.

2018—Subsec. (span)(1)(B)(iv). Puspan. L. 115–334, § 7130(1), added cl. (iv).

Subsec. (d). Puspan. L. 115–334, § 7130(2), substituted “2019 through 2023” for “2008 through 2012”.

Enactment of this section and repeal of Puspan. L. 110–234 by Puspan. L. 110–246 effective May 22, 2008, the date of enactment of Puspan. L. 110–234, see section 4 of Puspan. L. 110–246, set out as a note under section 8701 of this title.