This chapter, referred to in text, was in the original “this Act”, meaning Pub. L. 93–288, May 22, 1974, 88 Stat. 143. For complete classification of this Act to the Code, see Short Title note set out under section 5121 of this title and Tables.

A prior section 306 of Pub. L. 93–288 was classified to section 5146 of this title prior to repeal by Pub. L. 100–707.

2022—Subsec. (d). Pub. L. 117–178 added subsec. (d).

2018—Subsec. (c). Pub. L. 115–254 added subsec. (c).

Amendment by Pub. L. 115–254 applicable to each major disaster and emergency declared by the President on or after Aug. 1, 2017, and authorities provided under div. D of Pub. L. 115–254 applicable to each major disaster and emergency declared by the President on or after Jan. 1, 2016, except as otherwise provided, see section 1202 of Pub. L. 115–254, set out as a note under section 5121 of this title.