Based on title 18, U.S.C., 1940 ed., § 283 (Mar. 4, 1909, ch. 321, § 169, 35 Stat. 1120).

Reference to persons causing, procuring, aiding or assisting was omitted as unnecessary as such persons are made principals by section 2 of this title.

Mandatory punishment provision was rephrased in the alternative.

The provision for imprisonment for 10 years was changed to 15 years to conform to section 471 of this title.

Changes in phraseology were made.

1994—Pub. L. 103–322 substituted “fined under this title” for “fined not more than $5,000”.