§ 905.
(b)
Proof of credits
The credits provided in this subpart shall be allowed only if the taxpayer establishes to the satisfaction of the Secretary—
(1)
the total amount of income derived from sources without the United States, determined as provided in part I,
(2)
the amount of income derived from each country, the tax paid or accrued to which is claimed as a credit under this subpart, such amount to be determined under regulations prescribed by the Secretary, and
(3)
all other information necessary for the verification and computation of such credits.
([Aug. 16, 1954, ch. 736], [68A Stat. 288]; [Pub. L. 85–866, title I, § 103(b)], Sept. 2, 1958, [72 Stat. 1675]; [Pub. L. 94–455, title XIX], §§ 1901(a)(114), 1906(b)(13)(A), Oct. 4, 1976, [90 Stat. 1784], 1834; [Pub. L. 96–603, § 2(c)(1)], Dec. 28, 1980, [94 Stat. 3509]; [Pub. L. 97–248, title III, § 343(a)], Sept. 3, 1982, [96 Stat. 635]; [Pub. L. 105–34, title XI, § 1102(a)(2)], Aug. 5, 1997, [111 Stat. 964]; [Pub. L. 115–97, title I, § 14301(c)(20)], (21), Dec. 22, 2017, [131 Stat. 2223].)