1120 Alaska 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.
Alaska Department of Revenue
Phone
: 608.843.0602 (8-5 Central Time)

State electronic filing details

Grace period
10 days
E-filing mandate
Yes
Accepts state-only filings
Yes
Return types accepted
C Corporation
S Corporation
Consolidated / Combined
Amended
Short year
Return types not accepted
Estimates
Extension
Accepts returns with these conditions
Refund
Zero balance
Balance due
Direct deposit of refunds
No
Accepted forms of payment
Direct debit (EFW)
Electronic funds transfer (EFT)
Check by mail
Signature requirements
Enter signature date
Supports PDF attachments
Yes
Tax year(s) supported for e-filing
Current tax year and two prior tax years
Special considerations
N/A

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