You may use this form to file your Montana individual income tax return. This is the long form.
Waiting for your refund?
Check the status of your refund with the "Where's My Refund?" tool in our TransAction Portal (TAP).
If you are owed a refund or are not including a payment, mail your return to:
Montana Department of RevenueIf you are mailing a payment with your return, mail your return to:
Montana Department of Revenue