For a prior section 3571, applicable to offenses committed prior to Nov. 1, 1987, see note set out preceding section 3551 of this title.

1987—Pub. L. 100–185 amended section generally, revising and restating as subsecs. (a) to (e) provisions formerly contained in subsecs. (a) and (b).

Section effective Nov. 1, 1987, and applicable only to offenses committed after the taking effect of this section, see section 235(a)(1) of Pub. L. 98–473, set out as a note under section 3551 of this title.