Amendments
1956—Act July 9, 1956, designated existing provisions as subsec. (a), inserted “knowingly or as a result either of gross negligence or of a failure to make a reasonable effort to inform himself of the pertinent facts,” and added subsec. (b).
Effective Date of 1956 Amendment
[Act July 9, 1956, ch. 520, § 4], [70 Stat. 508], provided that: “The amendments made by this Act [amending sections 1574, 1596, and 1602 of this title] shall be applicable only with respect to violations occurring after the enactment of this Act [July 9, 1956].”
Effective Date
See [section 1610 of this title].