A prior section 407, added Pub. L. 95–599, title II, § 208(a), Nov. 6, 1978, 92 Stat. 2732, related to innovative project grants, prior to repeal by Pub. L. 112–141, § 3(a), div. C, title I, § 31109(c), July 6, 2012, 126 Stat. 413, 756, effective Oct. 1, 2012.

2021—Pub. L. 117–58, which directed the amendment of this chapter by renumbering section 409 “and” section 407, was executed by renumbering section 409 as this section as if “and” had read “as”, to reflect the probable intent of Congress.