This chapter, referred to in text, was in the original “this title”. See References in Text note set out under section 78a of this title.

2010—Subsec. (a). Pub. L. 111–203, §§ 927, 929T, amended subsec. (a) identically, substituting “a self-regulatory organization,” for “an exchange required thereby”.

1990—Subsec. (b). Pub. L. 101–429 substituted in cl. (A) “paragraph (3)” for “paragraph (2) or (3)” and in cl. (B) “paragraph (1) or (2)” for “paragraph (1)”, and inserted at end “The Commission may, in a rule or regulation prescribed pursuant to such paragraph (2) of such section 78o(c) of this title, designate such rule or regulation, or portion thereof, as a rule or regulation, or portion thereof, a contract in violation of which shall not be void by reason of this subsection.”

1938—Subsec. (b). Act June 25, 1938, inserted proviso.

Amendment by Pub. L. 111–203 effective 1 day after July 21, 2010, except as otherwise provided, see section 4 of Pub. L. 111–203, set out as an Effective Date note under section 5301 of Title 12, Banks and Banking.

Amendment by Pub. L. 101–429 effective Oct. 15, 1990, with provisions relating to civil penalties and accounting and disgorgement, see section 1(c)(1), (2) of Pub. L. 101–429, set out in a note under section 77g of this title.