timing of recognition of income and deductions,.Most states conform to federal rules for determining: Tax rates may differ for individuals and corporations. The tax rate may be fixed for all income levels and taxpayers of a certain type, or it may be graduated. State income tax is allowed as an itemized deduction in computing federal income tax, subject to limitations for individuals.īasic principles State Tax Burdens 2022 Many states also administer the tax return and collection process for localities within the state that impose income tax. States allow a variety of tax credits in computing tax.Įach state administers its own tax system. Many states allow a standard deduction or some form of itemized deductions. In computing the deduction for depreciation, several states require different useful lives and methods be used by businesses. Most states do not tax Social Security benefits or interest income from obligations of that state. States are prohibited from taxing income from federal bonds or other federal obligations. Taxable income conforms closely to federal taxable income in most states with limited modifications. These tax rates vary by state and by entity type. State income tax is imposed at a fixed or graduated rate on taxable income of individuals, corporations, and certain estates and trusts. Forty-seven states and many localities impose a tax on the income of corporations. Eight states impose no state income tax, and a ninth, New Hampshire, imposes an individual income tax on dividends and interest income but not other forms of income (though it will be phased out by 2027). Forty-two states and many localities in the United States impose an income tax on individuals. Some local governments also impose an income tax, often based on state income tax calculations. In addition to federal income tax collected by the United States, most individual U.S.

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