1 718 Credits against tax . No allowance for, of foreign governments . Ante, p. 1696. Returns . Time for filing . Ante, p. 1670. Returns by agent . Exemption from re- qu iremen t . Ante, p . 1717. Payment of tax . Time specified . Ante, p . 1672. Withholding tax at source . Ante, p . 1702. Foreign
insurance companies . Spec ial provi sions . Ante, p. 1710. Affiliation . Not applicable to for- eign corp orations . Ante, p . 1698. Possessions of the United States . Income from sources within . Gross income o f citi- zens,ete . If 80 percent derived from United States possession sources . 74T H CONGRESS. SESS . II. CH. 690. JUNE 22, 1936 . SEC. 234. CREDITS AGAINST TAX. Foreign corporations shall not be allowed the credits against the tax for taxes of foreign countries and possessions of the United States allowed by section 131 . SEC. 235. RETURNS. (a) TIME OF FILING .-In the case of a foreign corporation not having any office or place of business in the United States the return, in lieu of the time prescribed in section 53 (a) (1), shall be ma de on or before the fifteenth day of the sixth month following the close of the fiscal year, or, if th e return is made on the basis of the calen- dar year then on or before the fifteenth day of June . If any foreign corporation has no office or place of business in the United States but has an agent in the Unit ed States, the re turn shall be mad e by the agent . (b) EXEMPTION FROM REQunuiMENT.-Subject to such conditions, limitations, and exceptions and under such regulations as may be prescribed by the Commissioner, with the approval of the Secretary, corporations subject to the tax imposed by section 231 (a) may be exempted from the requirement of filing returns of such tax . SEC. 236 . PAYM ENT OF TAX . (a) TIME OF PAYMENT .-In the case of a foreign corporation not having any office or place of business in the United States the total amount of tax imposed by this title shall be paid, in lieu of the time prescribed in section* 56 (a), on the fifteenth day of June following the close of the calendar year, or, if the return should be made on the basis of a fiscal year, then on the fifteenth day of the sixth month following the close of the fiscal year . (b) WITHHOLDING A T S OU R CE .-- For withholding at source of tax on incom e of foreig n cor porat ions, see s ectio n 144 . SEC. 237. FOREIGN INSURANCE COMPANIES . F or s peci al p rovis ions rel ating to fore ign insur ance com panie s, see Supplement G. SEC. 238. AFFILIATION. A foreign corporation shall not be deemed to be affiliated with any other corporation within the meaning of section 141 . Supplement J-Possessions of the United States SEC. 251 . INCOME FRO M SOU RCE S WITHIN POSSESSIONS OF UNITED STATES. (a) GENERAL RULE .-In the case of citizens of the United States or domestic corporations, satisfying the following conditions, gross incom e means o nly gross income fr om sources within th e United States- (1) If 80 per centum or more of the gross income of such citizen or domestic corporation (computed without the benefit of th is section), for the three-year period immediately preceding the close of the taxable year (or for such p art of such period immediately preceding the close of such taxable year as may be applicable) was derived from sources within a possession of the United States ; and
