Section, Pub. L. 107–314, div. D, title XLII, § 4233, formerly Pub. L. 104–201, div. C, title XXXI, § 3133(c), (d), Sept. 23, 1996, 110 Stat. 2830; renumbered Pub. L. 107–314, div. D, title XLII, § 4233, and amended Pub. L. 108–136, div. C, title XXXI, § 3141(e)(18), Nov. 24, 2003, 117 Stat. 1761; Pub. L. 113–66, div. C, title XXXI, § 3146(c)(11)(A), Dec. 26, 2013, 127 Stat. 1075, related to tritium production.