Income tax in the United States including limited liability companies (LLCs), may elect to be treated as a corporation or as a partnership. Distributions from partnerships are not taxed as dividends. Corporate tax is imposed in the U.S. at the federal, most state, and some local levels on the income of entities treated for tax purposes as corporations. Shareholders of a corporation wholly owned by U.S. citizens and resident individuals may elect for the corporation to be taxed similarly to partnerships. Corporate income tax is based on taxable income, which is defined similarly to individual taxable income. Shareholders (including other corporations) of corporations (other than S
State income tax particularly with respect to partnerships. Most states require taxpayers to make quarterly payments of tax not expected to be satisfied by withholding tax. All states impose penalties for failing to file required tax returns and/or pay tax when due. In addition, all states impose interest charges on late payments of tax, and generally also on additional taxes due upon adjustment by the taxing authority. Forty-three states impose a tax on the income of individuals, sometimes referred to as personal income tax. State income tax rates vary widely from state to state. The states imposing an income tax on individuals tax