Mississippi Individual Income Tax Forms (Tax Year 2025)
Mississippi individual income taxes are administered by the Mississippi Department of Revenue.
This page provides official resources for Mississippi individual income tax forms for tax year 2025, filed in 2026.
File Mississippi Income Tax Online (2025)
Mississippi provides electronic filing and payment through its official online system.
Taxpayers can file returns, make payments, and manage accounts using
Taxpayer Access Point.
Quick Links (Official Mississippi Department of Revenue)
The official Mississippi Department of Revenue website is available at
Mississippi Department of Revenue.
General information about individual income tax is available on the
Mississippi individual income tax overview page.
Official Mississippi tax forms for all years are available in the
Mississippi Department of Revenue forms library.
Mississippi Individual Income Tax Forms (2025)
Mississippi residents file their state income tax return using
Form 80-105, Mississippi Resident Individual Income Tax Return.
Nonresidents and part-year residents file using
Form 80-205, Mississippi Nonresident or Part-Year Resident Income Tax Return.
Taxpayers who make estimated payments use Form 80-106.
An extension of time to file may be requested using Form 80-106A.
Previously filed Mississippi individual income tax returns may be corrected using
Form 80-107, Amended Individual Income Tax Return.
Mississippi Individual Income Tax Deadlines (Tax Year 2025)
Mississippi individual income tax returns for tax year 2025 are due April 15, 2026.
Approved filing extensions generally run through October 15, 2026.
Estimated tax payments are generally due on April 15, June 15, September 15, 2026, and January 15, 2027.
Mississippi Taxpayer Resources (2025)
Taxpayers can file returns and make payments using Taxpayer Access Point.
Additional guidance is available on the Mississippi individual income tax guidance page.
Contact information for the Mississippi Department of Revenue is available on the official contact page.
Disclaimer
This page links to official Mississippi Department of Revenue resources for informational purposes only.
Tax laws, forms, and filing requirements may change.
Always verify information on the official Mississippi Department of Revenue website.
Editor
25 years of experience managing tax, accounting, payroll, and employment-related information portals. Editor of Accounting Portal since 2011.
Read full bio →
Disclaimer
The information provided on Accounting Portal is for general informational and educational purposes only and does not constitute professional accounting, tax, financial, or legal advice.
While we strive for accuracy and timeliness, no representation or warranty is made regarding completeness or reliability. Always consult a qualified professional before making any business, tax, or financial decisions.
Neither Accounting Portal nor its authors are liable for any loss or damage resulting from the use of this information.
© 2026 Accounting Portal. All rights reserved.