Minnesota Tax Deadlines

State income tax filing deadlines, extensions, and estimates for 2026.

Minnesota Department of Revenue

https://www.revenue.state.mn.us

individual deadline

Soon

Due: Apr 15, 2026

Extension: Oct 15, 2026

Form: Form M1

MN returns must be filed by April 15; file by Oct 15 to avoid late filing penalty.

Estimated Payments

Q1Apr 15, 2026
Q2Jun 15, 2026
Q3Sep 15, 2026
Q4Jan 15, 2027

Sole Proprietorship deadline

Soon

Due: Apr 15, 2026

Extension: Oct 15, 2026

Form: Form M1

Business income reported on MN personal return.

Estimated Payments

Q1Apr 15, 2026
Q2Jun 15, 2026
Q3Sep 15, 2026
Q4Jan 15, 2027

Partnership deadline

Passed

Due: Mar 16, 2026

Extension: Sep 15, 2026

Form: State partnership return

Calendar-year due date follows federal timing for pass-through entities.

S Corporation deadline

Passed

Due: Mar 16, 2026

Extension: Sep 15, 2026

Form: State S-corporation return

Calendar-year due date follows federal timing for pass-through entities.

C Corporation deadline

Soon

Due: Apr 15, 2026

Extension: Oct 15, 2026

Form: State C-corporation return

Calendar-year due date follows federal timing for corporations.

Estimated Payments

Q1Apr 15, 2026
Q2Jun 15, 2026
Q3Sep 15, 2026
Q4Dec 15, 2026

LLC deadline

Passed

Due: Mar 16, 2026

Extension: Sep 15, 2026

Form: State LLC return

Calendar-year due date follows federal timing for pass-through entities.

Nonprofit deadline

On Track

Due: May 15, 2026

Extension: Nov 15, 2026

Form: State nonprofit return

Nonprofit annual return generally due the 15th day of the 5th month.

Estimated Tax Payments

View all quarterly estimated payment due dates for Minnesota.

View Schedule

FAQ

When are taxes due in Minnesota?

Minnesota state income tax returns for 2025 are generally due on April 15, 2026, aligning with the federal deadline. However, some entity types such as partnerships and S-corporations have earlier deadlines (March 16, 2026). Check the deadlines above for your specific entity type.

Does Minnesota require estimated tax payments?

Yes, Minnesota generally requires estimated tax payments if you expect to owe more than a certain threshold in state income tax. Payments typically follow a quarterly schedule. Visit the estimated payments page for Minnesota for specific due dates.

What is the Minnesota tax extension deadline?

Minnesota generally grants a 6-month extension for filing state income tax returns, moving the deadline to October 15, 2026 for most individual filers. Note that an extension to file is not an extension to pay — any tax owed is still due by the original deadline.

What are the Minnesota tax rates for 2026?

Minnesota tax rates vary by income level and filing status. For the most current rates and brackets, visit Minnesota Department of Revenue at https://www.revenue.state.mn.us. Tax rates can change annually based on state legislation.

Does Minnesota conform to federal due dates?

Many Minnesota deadlines follow the federal calendar. Always confirm on Minnesota Department of Revenue.

Where can I file Minnesota tax forms?

Visit Minnesota Department of Revenue at https://www.revenue.state.mn.us for official forms and e-file options.

Minnesota Tax Deadlines by Entity Type

View detailed deadlines for specific business entity types in Minnesota.

Nearby State Tax Deadlines

Compare tax deadlines with neighboring states.

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