This chapter, referred to in subsecs. (a) and (c), was in the original “this Act”, meaning act June 19, 1934, ch. 652, 48 Stat. 1064, known as the Communications Act of 1934, which is classified principally to this chapter. For complete classification of this Act to the Code, see section 609 of this title and Tables.

Parts II and III of subchapter III, referred to in subsec. (b), are classified to sections 351 et seq. and 381 et seq., respectively, of this title.

1980—Subsec. (b). Pub. L. 96–507 conformed reference to section 507 of this title to reflect renumbering of that section which required no change in text.

1978—Subsec. (a). Pub. L. 95–234, § 3(a), inserted in first sentence “, except as otherwise provided with respect to a forfeiture penalty determined under section 503(b)(3) of this title,” after “recoverable”. Such wording was inserted only after the first reference to “recoverable” as the probable intent of Congress.

Subsec. (b). Pub. L. 95–234, § 3(b), inserted reference to subchapter II of this chapter and struck out reference to section 510 of this title and “, upon application therefor,” after “by the Commission”.

1962—Subsec. (b). Pub. L. 87–448 empowered the Commission to remit or mitigate the forfeitures imposed by section 510 of this title.

1960—Subsec. (a). Pub. L. 86–752, § 7(b), inserted proviso that any suit for recovery of a forfeiture shall be a trial de novo.

Subsec. (b). Pub. L. 86–752, § 7(c), substituted “sections 503(b) and 507” for “section 507”.

Subsec. (c). Pub. L. 86–752, § 7(d), added subsec. (c).

1956—Subsec. (b). Act Aug. 6, 1956, inserted reference to part III of subchapter III.

1954—Subsec. (b). Act Aug. 13, 1954, inserted reference to section 507 of this title.

1937—Act May 20, 1937, designated existing provisions as subsec. (a), inserted proviso as to recovery of forfeiture in any district where a ship may arrive or depart, and added subsec. (b).

Act June 25, 1948, eff. Sept. 1, 1948, substituted “United States attorneys” for “district attorneys”. See section 541 of Title 28, Judiciary and Judicial Procedure, and Historical and Revision Notes thereunder.

Amendment by Pub. L. 95–234 effective on thirtieth day after Feb. 21, 1978, see section 7 of Pub. L. 95–234, set out as a note under section 152 of this title.

Pub. L. 87–448, § 3, May 11, 1962, 76 Stat. 69, provided that: “The amendments made by this Act [enacting section 510 of this title and amending this section] shall take effect on the thirtieth day after the date of its enactment [May 11, 1962].”

Amendment by act Aug. 6, 1956, effective Mar. 1, 1957, see section 4 of act Aug. 6, 1956, set out as an Effective Date note under section 381 of this title.

Amendment by act Aug. 13, 1954, effective Nov. 13, 1954, see section 6 of act Aug. 13, 1954, set out as an Effective Date note under section 507 of this title.