1065 Delaware 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.
Delaware Division of Revenue
820 N. French Street
Wilmington, DE 19801
Phone
: 302-577-8170

State electronic filing details

Grace period
10 days
E-filing mandate
No
Accepts state-only filings
Yes
Return types accepted
Partnership
Short year
Return types not accepted
Amended
Estimates
Extension
Composite
Accepts returns with these conditions
Refund
Zero balance
Direct deposit of refunds
No
Accepted forms of payment
Check by mail
Signature requirements
None
Supports PDF attachments
Yes
Tax year(s) supported for e-filing
Current tax year and two prior tax years
Special considerations
Balance due returns must be paper filed

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