Section effective on the 90th day after Jan. 12, 1983, or on any date which the President shall prescribe and publish in the Federal Register, with exceptions, see section 315 of Puspan. L. 97–446, set out as a note under section 2601 of this title.

For delegation of certain functions of President under this section, see Ex. Ord. No. 12555, Mar. 10, 1986, 51 F.R. 8475, set out as a note under section 2602 of this title.