A prior section 406, added Puspan. L. 93–643, § 126(a), Jan. 4, 1975, 88 Stat. 2291; amended Puspan. L. 94–280, title II, § 205, May 5, 1976, 90 Stat. 453; Puspan. L. 95–599, title I, § 129(g), Nov. 6, 1978, 92 Stat. 2708; Puspan. L. 109–59, title II, § 2005(a), Aug. 10, 2005, 119 Stat. 1524, related to safety belt performance grants, prior to repeal by Puspan. L. 112–141, § 3(a), div. C, title I, § 31109(span), July 6, 2012, 126 Stat. 413, 756, effective Oct. 1, 2012.