Income tax in the United States ordinary income, capital gains, and creditable foreign taxes. The owners then include these items in their own tax calculation. The fund itself is not taxed, and distributions are treated as a return of capital to the owners. Similar rules apply to real estate investment trusts and real estate mortgage investment conduits. The United States imposes tax on all citizens of the United States, including those who are residents of other countries, and U.S. corporations. Federal income tax is imposed on citizens, residents, and U.S. corporations based on their worldwide income. To mitigate double taxation, a credit is allowed for foreign
Income tax in the United States insurance (Social Security) taxes in 2016. The table below also does not reflect changes, effective with 2013 law, which increased the average tax paid by the top 1% to the highest levels since 1979, at an effective rate of 33%, while most other taxpayers have remained near the lowest levels since 1979. Income tax is imposed as a tax rate times taxable income. Taxable income is defined as gross income less allowable deductions. Taxable income as determined for federal tax purposes may be modified for state tax purposes. The Internal Revenue Code states that "gross income means all income from