2018—Pub. L. 115–141 amended section generally. Prior to amendment, section consisted of subsecs. (a) and (b) relating to the foreign tax credit under section 901 and the tax credit under section 936, respectively.
1984—Pub. L. 98–369, § 471(c), renumbered section 33 of this title as this section.
1976—Pub. L. 94–455 designated existing provisions as subsec. (a) and added subsec. (b).
Pub. L. 94–455, title X, § 1051(i),
For provisions that nothing in amendment by Pub. L. 115–141 be construed to affect treatment of certain transactions occurring, property acquired, or items of income, loss, deduction, or credit taken into account prior to