1040 Missouri 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.

Missouri Department of Revenue

P.O. Box 543

Jefferson City, MO 65105-0543

Email
: elecfile@dor.mo.gov

Phone
: 573-522-4300 or 573-751-8150

Tax Refund Inquiries
: 573-526-8299 or 573-751-3505

E-filing information	Details
Grace period	5 calendar days
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	Amended (beginning with 2022 returns) Resident Nonresident Part-year
Return types not accepted	Estimate Payments Extension
Accepts returns with these conditions	Refund Zero balance Balance due
Direct deposit of refunds	Yes
Accepted forms of payment	Electronic funds withdrawal (EFW) Electronic funds transfer (EFT) Credit card Check
Signature requirements	ERO retains signed Form MO-8453 for 3 years, or signing Federal 8879 satisfies state requirements. PIN is allowed as signature.
Drivers license requirements	Optional
Supports PDF attachments	Yes
Tax year(s) supported for e-filing	Current tax year and two prior tax years
Special considerations	None.