Corporation Income Tax
Chapter 143, RSMo: Corporate income tax is a tax based on the income made by the corporation. The corporation begins with Federal Taxable Income from the federal tax return. The tax rate is 6.25 percent for tax years beginning on or after September 1, 1993. Corporate income tax is paid after the end of the taxable year based on the income made during the year. The due date for most corporations is the 15th day of the fourth month after the close of the taxable year.
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