Summer Corporation’s business is international in scope and is subject to income taxes in a foreign country. Summer’s earnings and income taxes paid in Brazil $1,900,000 and $595,000 respectively. Summer’s earnings in Ireland were $1,000,000, where income tax of $100,000 was paid. If Summer Corporation’s worldwide income subject to taxation in the United States is $5,000,000 and the U.S. income tax due prior to the foreign tax credit is $1,050,000.

1. a. Explain the purpose of the foreign tax credit and describe how it is computed.
2. b. Compute the allowable foreign tax credit, and the US tax liability after the credit.
3. c. If, instead, the total foreign income taxes paid were $550,000 (450,000 in Brazil plus 100,000 in Ireland), compute the allowable foreign tax credit.