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

E-filing information
Details
Grace period
10 calendar days
E-filing mandate
No
Accepts state-only filings
Yes. Attach the federal XML created for this State (Default). Only Federal e-file validation errors have to be cleared. E-file Reject Diagnostics do not have to be cleared.
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
Check
Signature requirements
Act of e-fie is considered a signature.
Drivers license requirements
Optional, but preferred.
Supports PDF attachments
Yes
Tax year(s) supported for e-filing
Current tax year and two prior tax years
Special considerations
None
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