

The starting point for the Missouri estimated tax calculation is the federal income amount determined on IRS Form 1040-ES.The Missouri estimated tax calculation is similar to the IRS federal tax calculation.Missouri Form MO-1040ES (available at dor.mo.gov).If required to make estimated payments, enter the amount on line 16a divided by the number of estimated tax payment due dates remaining for the current year.Follow the instructions on lines 16a and 16b to determine whether you need to make estimated tax payments.If you will continue to receive any payments that are subject to withholding, also estimate and enter the amount to be withheld in the remainder of the year. If you are married filing a joint return, enter your spouse’s federal income tax withholding to date as well as expected withholding for the remainder of the current year. On line 15, enter all federal income tax that has already been withheld in the current year.Lines 14a and 14b are where you determine which is smaller, 90% of your current year expected liability or 100% of your prior year actual liability.Line 13c is your estimated tax for the entire current calendar year.Use the rate schedules included in the 1040-ES instructions. On line 6, you must enter the expected tax liability.The amount allowed for the current year is provided in the Form 1040-ES instructions. Line 4 allows for an exemption for yourself (provided that you cannot be claimed as a dependent on someone else’s return), your spouse, and dependent members of your household.On line 2, you may use the standard deduction amount (provided for the current year in the instructions of Form 1040-ES) or you may estimate your expected itemized deduction for the current year.If you are married filing a joint return, you must include your spouse’s income as well.

Include all taxable income you have received up to the date of the calculation and all taxable income you expect to receive in the remainder of the current year.

You must make estimated tax payments to the IRS if you expect your federal income tax liability to be more than $1,000. For stipend payments that have no withholding, you may need to make estimated tax payments to the IRS. Some states, including Missouri, also require estimated tax payments. As you receive taxable income throughout the year, you are expected to pay taxes throughout the year.Įmployers withhold taxes from wages on each paycheck and remit those taxes for the employee to the IRS and state taxing authorities. However, many types of taxable payments do not have taxes withheld, including most stipend payments.
