1040 Montana electronic filing information

State contact information

If you have specific questions about what you can e-file or about rejections you received, contact the state for more information.
Montana Department of Revenue
PO Box 5805
Helena, MT 59604-5805
Phone:
406.444.6900

State electronic filing details

Grace period
10 days
E-filing mandate
No
Accepts state-only filings
Yes
Return types accepted
Resident
Nonresident
Part-year
Amended
Return types not accepted
Estimate Payments
Extensions
Accepts returns with these conditions
Refund
Zero balance
Balance due
Direct deposit of refunds
Yes
Accepted forms of payment
Direct debit (EFW)
Electronic funds transfer (EFT)
Credit card
Signature requirements
None
Supports PDF attachments
Yes
Tax year(s) supported for e-filing
Current tax year and two prior tax years
Special considerations

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