Follow the steps to complete your MS DoR 81-110 online.

1. Click the ‘Get Form’ button to obtain the form and open it in the editor.
2. Begin by entering the tax year ending and tax year beginning dates in the appropriate fields, using the format mm/dd/yyyy.
3. Fill in the entity created date, entity FEIN, and the date of decedent's death. Ensure all dates are in mm/dd/yyyy format.
4. Select the type of entity by checking the appropriate box for Initial Return, Final Return, or Short Period Return.
5. Enter the name of the estate or trust, followed by the name and title of the fiduciary.
6. Provide the mailing address, including state, city, and zip code, ensuring accurate information.
7. Complete the Mississippi income tax section by entering the taxable income, total tax due, and any credits from other states.
8. Input all payment details, including withheld taxes and estimated payments.
9. Review refund or balance due sections to determine any overpayments or dues based on previous calculations.
10. Finalize by declaring the accuracy of the information provided, signing the form, and entering the date.
11. Once all sections are completed, save your changes, and choose whether to download, print, or share the form.

Complete your MS DoR 81-110 form online today to ensure your fiduciary income tax return is filed accurately and efficiently.