Follow the steps to successfully complete the MO DoR online.

1. Use the ‘Get Form’ button to access the form online and open it in your preferred editor.
2. Begin by entering the Social Security Number associated with the taxpayer. If applicable, fill in the spouse’s Social Security Number.
3. Complete the Taxpayer Name field with the full legal name and, if applicable, the Spouse’s Name.
4. Provide the address as filed on the original return in the Address on Return As Filed section, including City, State, and ZIP Code.
5. If your current address differs from the address on the return, fill in the Present Address section with the required details.
6. Specify the Tax Year(s) requested to ensure that you receive the correct documents.
7. Designate a person authorized to receive the information by filling out their Name, Street Address, Telephone Number, Title, City, State, and ZIP Code.
8. Include an Email Address for the authorized person and the corresponding Taxpayer Signature. Both taxpayers must sign if a joint return was filed.
9. Date the signatures appropriately, using the MM/DD/YYYY format.
10. Review all information for accuracy to prevent any delays in processing your request. You can then save changes or proceed to download, print, or share the completed form.

Start completing the MO DoR form online today to ensure you obtain your necessary tax documents promptly.