Form 81-110-16-8-1-000 (Rev 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering the tax year at the top of the form. Specify if this is an amended return and provide the entity's FEIN.
3. Fill in the decedent's death date and the entity creation date. Ensure all dates are formatted correctly.
4. Select the type of entity by checking all applicable boxes, such as 'Decedent Estate' or 'Simple Trust'.
5. Complete the mailing address section, including state, city, and zip code for correspondence.
6. Proceed to fill out the income tax section. Enter Mississippi taxable income on line 1 and calculate total income tax due on line 2.
7. Continue through payment sections, ensuring to accurately report any withheld taxes and estimated payments.
8. Finally, review your entries for accuracy before signing at the bottom of the form. Include your contact information as required.

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