1120 Maryland 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.

Revenue Administration Div

Electronic Processing Section

110 Carroll St

Annapolis, MD 21411-0001

Email
: efil@comp.state.md.us

Phone
: 410-260-7753

E-filing information	Details
Grace period	5 calendar days to resubmit e-file; 10 calendar days if paper return is filed or e-file cannot be retransmitted. or 5 days for return and extension
E-filing mandate	Yes
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	C Corporation S Corporation Estimate Payments (separate e-file for each payment) Extension
Return types not accepted	Composite Amended Consolidated Withholding Returns with 52/53 week years Returns with POA currently in effect for the refund to go to a third party.
Direct deposit of refunds	Yes, but not for amended returns
Accepted forms of payment	Direct debit (not for amended returns) Electronic funds transfer (EFT) Credit card Mailed in check
Signature requirements	ERO retains signed EL101B for 3 years
Supports PDF attachments	Yes
Tax year(s) supported for e-filing	Current tax year and two prior tax years
Special considerations	You must make payments that are $10,000 or more electronically.