PUBLIC LAW 99-514—OCT. 22, 1986
100 STAT. 2337
alternative minimum taxable income determined without regard to such increase. "(2) LIMITATION TO 90 PERCENT OF TAX.—
"(A) IN GENERAL.—The alternative minimum tax foreign tax credit for any taxable year shall not exceed the excess (if any) of— "(i) the amount determined under section 55(b)(l)(A) for the taxable year, over "(ii) 10 percent of the amount which would be determined under section 55(b)(l)(A) without regard to the alternative tax net operating loss deduction. "(B) CARRYBACK AND CARRYFORWARD.—If the alternative minimum tax foreign tax credit exceeds the amount determined under subparagraph (A), such excess shall, for purposes of this part, be treated as an amount to which section 904(c) applies. "(b) MINIMUM TAX NOT TO APPLY TO INCOME ELIGIBLE FOR SECTION
936 CREDIT.—In the case of any corporation for which a credit is allowable for the taxable year under section 936, alternative minimum taxable income shall not include any amount with respect to which the requirements of subparagraph (A) or (B) of section 936(a)(l) are met. "(c) TREATMENT OF ESTATES AND TRUSTS.—In the case of any estate or trust, the alternative minimum taxable income of such estate or trust and any beneficiary thereof shall be determined by applying part I of subchapter J with the adjustments provided in this part. "(d) APPORTIONMENT OF DIFFERENTLY TREATED ITEMS IN CASE OF CERTAIN ENTITIES.—
"(1) IN GENERAL.—The differently treated items for the taxable year shall be apportioned (in accordance with regulations prescribed by the Secretary)— "(A) REGULATED INVESTMENT COMPANIES AND REAL ESTATE INVESTMENT TRUSTS.—In the case of a regulated investment
company to which part I of subchapter M applies or a real estate investment company to which part II of subchapter M applies, between such company or trust and shareholders and holders of beneficial interest in such company or trust. "(B) COMMON TRUST FUNDS.—In the case of a common trust fund (as defined in section 584(a)), pro rata among the participants of such fund. "(2) DIFFERENTLY TREATED ITEMS.—For purposes of this section, the term 'differently treated item' means any item of tax preference or any other item which is treated differently for purposes of this part than for purposes of computing the regular tax. "(e) OPTIONAL 10-YEAR WRITEOFF OF CERTAIN TAX PREFERENCES.—
"(1) IN GENERAL.—For purposes of this title, any qualified expenditure to which an election under this paragraph applies shall be allowed as a deduction ratably over the 10-year period (3-year period in the case of circulation expenditures described in section 173) beginning with the taxable year in which such expenditure was made. "(2) QUALIFIED EXPENDITURE.—For purposes of this subsection, the term 'qualified expenditure' means any amount which, but for an election under this subsection, would have been allowable as a deduction for the taxable year in which paid or incurred under—
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