This document contains final regulations relating to the foreign tax credit, including the disallowance of a credit or deduction for foreign income taxes with respect to dividends eligible for a dividends-received deduction; the allocation and apportionment of interest expense, foreign income tax expense, and certain deductions of life insurance companies; the definition of a foreign income tax and a tax in lieu of an income tax; the definition of foreign branch category income; and the time at which foreign taxes accrue and can be claimed as a credit. This document also contains final regulations clarifying rules relating to foreign-derived intangible income (FDII). The final regulations affect taxpayers that claim credits or deductions for foreign income taxes, or that claim a deduction for FDII.