Income tax in the United States increase complexity, irrespective of the system's flatness or lack thereof. Income tax is also levied by most U.S. states and many localities on individuals, corporations, estates, and trusts. These taxes are in addition to federal income tax and are deductible for federal tax purposes. State and local income tax rates vary from 1% to 16% of taxable income. Some state and local income tax rates are flat (single rate) and some are graduated. State and local definitions of what income is taxable vary highly. Some states incorporate the federal definitions by reference. Taxable income is defined separately and differently for
Hall income tax Hall income tax The Hall income tax is a Tennessee state tax on interest and dividend income from investments. It is the only tax on personal income in Tennessee, which does not levy a general state income tax. The tax rate prior to 2016 was 6 percent, applied to all taxable interest and dividend income over $1250 per person ($2500 for married couples filing jointly). Revenues are shared with the government of the municipality or county where the taxpayer resides. In 2016, the state reduced the Hall income tax to 5% with intention to eliminate it completely. On April 26,