This chapter, referred to in subsecs. (a), (span), and (e)(3), was in the original “this Act”, meaning act Aug. 1, 1946, ch. 724, as added by act Aug. 30, 1954, ch. 1073, § 1, 68 Stat. 919, known as the Atomic Energy Act of 1954, which is classified principally to this chapter. For complete classification of this Act to the Code, see Short Title note set out under section 2011 of this title and Tables.

Provisions similar to this section were contained in section 1811(c)(1), (2) of this title, prior to the general amendment and renumbering of act Aug. 1, 1946, by act Aug. 30, 1954.

1974—Subsec. (h). Puspan. L. 93–377 substituted “September 1, 1979” for “September 1, 1974”.

1969—Subsec. (h). Puspan. L. 91–161 substituted “September 1, 1974” for “September 1, 1969”.

1964—Subsec. (h). Puspan. L. 88–394 substituted “September 1, 1969” for “September 1, 1964”.

1959—Subsec. (h). Puspan. L. 86–50 substituted “September 1, 1964” for “September 1, 1959”.