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
Carvel State Office Building
820 N. French Street
Wilmington, DE 19801
Phone
: 302-577-8987

State electronic filing details

E-filing information
Details
Grace period
10 days
E-filing mandate
No
Accepts state-only filings
Yes
Return types accepted
Partnership
Composite
Extension
Short year
Return types not accepted
Amended
Estimates
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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