Use Form 3911 to provide information the IRS needs to trace a refund that was issued but did not reach you. First distinguish a missing issued payment from a return that is still being processed. The refund status and the payment method determine the next step. [1][2]
Check what happened before requesting a trace
Review the refund tracker, your return, and the account that was meant to receive the money. Note whether the IRS says the refund was sent, the issue date, the amount, and whether it was a paper check or direct deposit. If a preparation fee was deducted through a financial product, contact the preparer or financial institution involved as well. [2]
| Situation | What to establish first |
|---|---|
| Return still processing | Whether the IRS has actually issued a refund |
| Issued paper check never arrived | Issue date, address used, and trace eligibility |
| Issued direct deposit is missing | Bank details and whether the bank received or returned it |
| Joint return | The joint-filer trace procedure and required signatures |
How joint filers request a trace
The IRS says married filing jointly taxpayers cannot start a trace through its automated systems. They should speak with a representative or complete Form 3911. Other filing statuses may have self-service options, subject to the refund and year involved. [2][3]
Use the current Form 3911 reference to locate the official form. Match the names, identifying information, tax period, and refund details to the filed return. For a refund from a joint return, both spouses must sign Form 3911 before the IRS can begin the trace. Keep a copy of the completed submission. [4]
Where do you mail or fax Form 3911?
The IRS Form 3911 page publishes destinations by state. Use that current table or the instructions supplied for your specific case. The IRS expressly says not to send unrelated material to the listed Form 3911 fax numbers. [1]
Do not copy a fax number from an old forum post or use a return-filing address merely because you previously mailed a Form 1040 there. A refund inquiry unit and an original-return processing destination serve different functions. Our IRS fax submission guide explains that distinction.
What happens after the trace starts?
If a paper check was not cashed, the process may involve canceling and replacing it. If it was cashed, the Bureau of the Fiscal Service can send a claim package and review the endorsement. A missing direct deposit can involve a bank inquiry. These are different investigations, so one universal completion promise would be misleading. [2][3]
Keep a log of every contact and save any claim package or follow-up notice. If you receive a request for more information, respond to that request rather than repeatedly submitting the same trace form.
A short preparation checklist
- Filed return and exact refund amount
- Refund issue information from the official tracker
- Address or bank information used on the return
- Notes from contact with the bank or preparer
- Current Form 3911 and the correct destination
- Copy of the submission and evidence of transmission
If the IRS explains that the issue has been referred for further account work, see what Form 4442 means. If an unexpected caller claims to be handling the refund, use independent IRS contact verification before discussing sensitive information.
Primary sources
- IRS: About Form 3911 and current submission destinations
- IRS: Refund inquiries frequently asked questions
- IRS: Refund information and trace procedures
- IRS Form 3911: Section III certification and joint-return signatures
Sources checked: October 31, 2026.