Montana State Taxes

The deadline for filing your taxes in Montana is April 15th.

Prepare your Montana taxes online, for free:
Avoid mistakes and claim all your deductions by filing online.

Use Turbo Tax for The Web. Work on your federal and Montana state taxes for free until you file. Start now.

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Don't have time? Then file an extension with H&R Block.

Montana state taxes by the numbers:

Tax Rate Range: Low - 1.0%; High - 6.9%
Income Brackets*: Lowest - $2,300; Highest - $13,900
Number of Brackets: 7
Personal Exemptions*: Single - $1,900; Married - $3,800; Dependents - $1,900; Seniors - $1,900
Standard Deduction: Single - $3,260; Married filing Jointly - $6,250
Medical/Dental Deduction: Federal amount
Federal Income Tax Deduction: Full

Details about your Montana state income tax return

Your Montana state return filing status should match your federal return.

Montana tax deductions are listed on Form 2A.

Montana tax credits include:

  • Qualified Endowment Credit
  • College Contribution Credit
  • Dependent Care Assistance Credit
  • Recycling Credit
  • Elderly Care Credit

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Montana income tax forms: for paper filing

Montana income tax forms:

Form 2 | 2005 Montana Individual Income Tax Return| Instructions

Form 2EC | Elderly Homeowner/Renter Credit

For more Montana income tax forms go to the Montana tax forms site.


Or, e-file!

More MT state taxes info

For more help, consult our guide to tax filing.

For further help on MT income tax returns, go to theMontana Department of Revenue.