You may use this form to file your Montana individual income tax return. This is the long form.
To address changes created by the Bipartisan Budget Act of 2018, the 2017 Montana Individual Income Tax Return Form 2 and Form 2, Schedule III - Itemized Deductions were updated on February 9, 2018 to allow taxpayers to claim the following deductions:
If you are owed a refund or are not including a payment, mail your return to:Montana Department of Revenue
If you are mailing a payment with your return, mail your return to:Montana Department of Revenue