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
Perfection period: 48 hours
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
Partnership
Composite
Extension
Amended
Return types not accepted
Estimates
Composite Extension
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
N/A
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