Based on title 18, U.S.C., 1940 ed., § 21 (Mar. 4, 1909, ch. 321, § 9, 35 Stat. 1089).

Mandatory punishment provision was rephrased in the alternative.

Minor changes in phraseology were made.

1994—Pub. L. 103–322 substituted “fined under this title” for “fined not more than $2,000”.