Follow the steps to fill out the MO MO-8453 online.

1. Press the ‘Get Form’ button to obtain the MO MO-8453, allowing you to open the document in your editor.
2. Enter the taxpayer's name in the format of Last, First, Initial. Include the Social Security Number next to it.
3. If applicable, fill in the spouse’s name and Social Security Number, following the same format as the taxpayer.
4. Provide your present address, including the rural route or P.O. Box, telephone number, city, state, and zip code.
5. Record your total federal adjusted gross income, found on Line 1 of Form MO-1040, in the appropriate field.
6. Input the Missouri income tax withheld from your Form W-2(s) or 1099R(s), located on Line 32 of Form MO-1040.
7. Enter the refund amount as indicated on Line 47 of Form MO-1040.
8. If there is an amount owed, indicate this in the space provided, referring to Line 50 of Form MO-1040.
9. Provide consent for your return to be electronically filed with the IRS by signing the declaration, ensuring all information is true and correct.
10. Select 'Yes' or 'No' for direct deposit to receive your refund via bank deposit, and fill in the date accordingly.
11. Ensure that both the taxpayer and the spouse (if applicable) sign the document, with the date of signature included.
12. Complete the information for the electronic return originator (ERO) if applicable, including ERO's signature and details.
13. Finally, review all entries for accuracy, then save the changes, download, print, or share the filled-out form as needed.

Complete your documents online today to ensure a smooth filing experience.