2023 Mississippi State Tax Deadlines

Mississippi Individual Income Tax Filing deadlines and extensions for 2023.

If you are a resident or have been involved in significant business operations within Mississippi then you might be required to file Mississippi State Taxes. We look at the most important tax deadlines and tax extensions for Mississippi in 2023.

C Corporation

Mississippi C Corporation Tax Deadlines for 2023

You must file & pay Corporate Income Taxes in Mississippi by April 16, 2024.

Applicable form:
Form 83-105 - Corporate Income and Franchise Tax Return

Extension to File Taxes in Mississippi for 2023

You must send payment for taxes in Mississippi for the fiscal year 2023 by April 16, 2024.

The Extension Deadline is October 15, 2024 to file your Mississippi income tax return.

Mississippi may grant 6 months extensions on filing corporate income tax returns. Taxpayers requesting an extension of time to file the return must remit the tax due with Form 83-180 on or before the due date of the return.

This is an extension to FILE, not an extension to PAY - payment is still due April 16, 2024.

Pass-Throughs

Mississippi S Corporation & Partnership Tax Deadlines for 2023

You must file in Mississippi by March 15, 2024.

Applicable forms:
84-105 - Pass-Through Entity Tax Return

Extension to File S Corporation & Partnership Taxes in Mississippi for 2023

You must send payment for taxes in Mississippi for the fiscal year 2023 by March 15, 2024.

The Extension Deadline is September 15, 2023 to file your Mississippi income tax return.

Mississippi may grant 6 months extensions on filing  income tax returns. Taxpayers requesting an extension of time to file the return must remit the tax due with Form 83-180 on or before the due date of the return.



This is an extension to FILE, not an extension to PAY - payment is still due March 15, 2024.

Mississippi Individual Tax Deadlines for 2023

Estimated Tax Deadline for Massachusetts 2023

Estimated tax payments should be made:  

  • April 18, 2023
  • June 15, 2023
  • September 15, 2023
  • January 15, 2024

See Form 80-106 for the amount to pay with each voucher.

Individual Tax Deadline for Mississippi 2023

You must file & pay Individual Income Taxes in Mississippi by April 16, 2024

Applicable forms:
Form 80-105 - Full Time Residents
Form 80-205 - Non-Residents & Part-Year Residents

Extension to File Taxes in Mississippi for 2023

You must send payment for taxes in Mississippi for the fiscal year 2023 by April 16, 2024.

The Extension Deadline is October 15, 2024 to file your Maryland Individual Income tax return.

Mississippi will automatically grant a 6 months extension on filing personal income taxes if a federal extension is filed. If you do NOT file a federal extension, Form 80-106 must be filed by April 15, 2023.

This is an extension to FILE, not an extension to PAY - payment is still due April 16, 2024.

Estates Tax Deadline for Mississippi 2023

Mississippi does not have an Estate Tax.

Farmer and Fisherman Taxes for Mississippi 2023

If at least 2/3 of your gross income for the taxable year is derived from farming, you may pay estimated tax at any time on or before January 15, 2024. If you wait until January 15, 2024, you must pay the entire balance of the estimated tax. However, if farmers file their tax return on or before March 1, 2024, and pay the total tax at that time, they need not file estimated tax.

Sources

The material discussed on this page is meant for general illustration and/or informational purposes only and is not to be construed as investment, tax, or legal advice. You must exercise your own independent professional judgment, recognizing that advice should not be based on unreasonable factual or legal assumptions or unreasonably rely upon representations of the client or others. Further, any advice you provide in connection with tax return preparation must comply in full with the requirements of IRS Circular 230.

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