2002—Subsecs. (b) to (d). Pub. L. 107–204 added subsec. (b) and redesignated former subsecs. (b) and (c) as (c) and (d), respectively.

1987—Subsec. (c)(6). Pub. L. 100–181 added par. (6).

1980—Subsec. (c). Pub. L. 96–477 added subsec. (c).

1976—Subsec. (a). Pub. L. 94–210 struck out provisions relating to rules and regulations applicable to any common carrier subject to the provisions of section 20 of title 49.

1934—Subsec. (a). Act June 6, 1934, inserted “technical” in first sentence and inserted last sentence.

Amendment by Pub. L. 96–477 effective Jan. 1, 1981, see section 507 of Pub. L. 96–477, set out as an Effective Date note under section 80c of this title.

Amendment by Pub. L. 94–210 effective on 60th day after Feb. 5, 1976, but not applicable to any bona fide offering of a security made by the issuer, or by or through an underwriter, before such 60th day, see section 308(d)(1) of Pub. L. 94–210, set out as a note under section 77c of this title.

For transfer of functions of Securities and Exchange Commission, with certain exceptions, to Chairman of such Commission, see Reorg. Plan No. 10 of 1950, §§ 1, 2, eff. May 24, 1950, 15 F.R. 3175, 64 Stat. 1265, set out under section 78d of this title.