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Home→Tools→Post-Death Tax Filing Guide→Mississippi

How Do I File Taxes for a Deceased Person in Mississippi?

Find out which tax returns you need to file after someone dies. See state-specific forms, deadlines, and whether tax clearance is required.

Frequently Asked Questions

At minimum, a final federal income tax return (Form 1040) and a final Mississippi income tax return (Form 80-105) must be filed for income earned through the date of death.Miss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026 If the estate earns income during administration, a federal fiduciary return (Form 1041) and Mississippi fiduciary return (Form 81-110) may also be required.

The final federal and Mississippi income tax returns are due april 15 following year of death.Miss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026 The fiduciary return is due april 15 (calendar year); follows federal form 7004 extension to october 15.

No. No tax clearance required for individual estates. Mississippi estate tax is a sponge/pick-up levy tied to the repealed federal state death tax credit (Miss. Code Ann. § 27-9-5); per dor.ms.gov, no estate tax return is required for decedents dying on or after January 1, 2005. Tax clearance letters are only available for corporate entities via TAP.Miss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026 All tax obligations must be satisfied before making final distributions.

Yes. Estate size does not affect the requirement to file a final income tax return. A final Form 1040 is required regardless of estate value if the deceased had income. What smaller estates typically avoid is the federal estate tax return (Form 706).

The executor named in the will (or the court-appointed administrator) is responsible for filing the final income tax return and any estate tax returns. If the deceased was married, the surviving spouse can file a joint federal return for the year of death. For trust assets, the successor trustee handles fiduciary tax returns. The Mississippi executor checklist covers all filing responsibilities in order.

No. Mississippi does not impose a state estate tax or inheritance tax. The primary tax filings after death are income tax related (final return and, if applicable, estate income tax return). See how Mississippi compares with the death tax calculator.

Tax Filing After Death in Mississippi

Tax obligations in Mississippi include filing the deceased's final state and federal income tax returns. If the estate generates income (interest, dividends, rent) before distribution, a fiduciary return is also required.

Mississippi does not impose a state estate tax or inheritance tax. The primary post-death tax obligations are income tax related — the final return and any fiduciary returns needed during estate administration.

Missing tax deadlines can result in penalties and interest that reduce the estate's value. The executor checklist for Mississippi includes all filing dates so nothing is overlooked.

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Mississippi Estate Planning Resources

In-depth guides covering Mississippi probate laws, trust requirements, and estate planning strategies.

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Mississippi Tax Filing Checklist

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Federal

File final income tax return26 USC 6012(b)(1)

A final federal income tax return is required for income earned from January 1 through the date of death.

Form: IRS Form 1040

Deadline: April 15 following year of death

Write "DECEASED" across the top. If filing jointly with surviving spouse, include both incomes. Attach Form 1310 if claiming a refund.
Download FormFile Online

File estate income tax returnNot required26 USC 6012(a)(4)

IRS Form 1041 is only required if the estate earns $600 in gross income or more during administration.

File estate tax returnNot required26 USC 6018; 26 USC 6075(a)

The estate value ($0) is below the federal exemption of $15,000,000. IRS Form 706 is generally not required.

Mississippi

File final income tax returnMiss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026

A final state return is required for income earned through the date of death.

Form: Form 80-105

Deadline: April 15 following year of death

Write "Deceased" and date of death after decedent name. Form 80-205 for nonresidents/part-year residents. File via TAP (Taxpayer Access Point). Miss. Code Ann. § 27-7-5.
Download FormFile Online

File estate income tax returnNot requiredMiss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026

A fiduciary return is only required if the estate earns income above the filing threshold (Federal Form 1041 required (gross income $600+) — mirrors federal requirement).

Tax Clearance Not RequiredMiss. Code Ann. §§ 27-7-5, 27-7-25, 27-9-5Verified May 31, 2026

No tax clearance required for individual estates. Mississippi estate tax is a sponge/pick-up levy tied to the repealed federal state death tax credit (Miss. Code Ann. § 27-9-5); per dor.ms.gov, no estate tax return is required for decedents dying on or after January 1, 2005. Tax clearance letters are only available for corporate entities via TAP.

This tool provides general information about tax filing requirements after death. Tax situations vary based on individual circumstances. Consult a licensed tax professional or CPA for advice specific to your situation.

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