Double check your tax calculation! Enter the taxable income from your tax form and we will calculate your tax for you. Line references from each Missouri tax form are provided below. If you haven't started your Missouri income tax return and you would like help calculating the entire tax return, you may complete your return by using the department's fill-in forms that calculate! Hint: Don't use commas in your taxable income.

Line references for taxable income:

  • Form MO-1040 - Line 24
  • Form MO-1040A - Line 10
  • Form MO-1040P - Line 15
  • Form MO-1041 - Line 13
Enter the Taxable Income for Yourself and Your Spouse (if applicable)