Income tax in the United States income taxes. This foreign tax credit is limited to that part of current year tax caused by foreign source income. Determining such part involves determining the source of income and allocating and apportioning deductions to that income. States tax resident individuals and corporations on their worldwide income, but few allow a credit for foreign taxes. In addition, Federal income tax may be imposed on non-resident non-citizens, including corporations, on U.S. source income. Federal tax applies to interest, dividends, royalties, and certain other income of nonresident aliens and foreign corporations at a flat rate of 30%. This rate is often reduced
Working income tax benefit 453 of the income tax return if their income exceeds $3,000 for the calendar year. However, the additional paperwork required to claim the credit is complex, involving a the 42-step process on Schedule 6 of Canada's main income-tax form. As of 2016, the WITB is worth up to $1,028 for a single individual and $1,868 for couples and single-parent families. Benefits increase and then decrease with income. At an income of $18,529 for single individuals or $28,576 for families the benefits decrease to $0. WITB is estimated to benefit 1.4 million working Canadians annually, at a cost to the federal