Got an IRS CP5071 or 5071C Letter? How to Verify Your Return Safely

• An IRS CP5071-series notice means the agency needs you to verify both your identity and the federal tax return linked to your SSN or ITIN before processing can continue.
• Use the online verification service only when your notice provides that option. Otherwise, follow the phone or in-person instructions printed on the notice.
• If you did not file the return, tell the IRS during verification. The agency may remove the suspicious return and place identity-theft protections on your account.

What an IRS CP5071 or 5071C notice means

A CP5071-series notice is sent when the IRS receives a federal income tax return using your Social Security number or Individual Taxpayer Identification Number and wants to confirm that the return is really yours.

The series includes CP5071, Letter 5071C, and CP5071F. The wording and response options can vary, so the notice in your hands controls the next step. The IRS may pause processing of the return and hold any related refund until you respond.

This doesn’t automatically mean you did anything wrong. It can be a routine identity check, or it can indicate that someone filed a return using your information.

First, make sure you are responding to a real IRS notice

Don’t respond to a text, email, social media message, or unexpected phone call asking you to verify a tax return. The IRS uses mailed notices for this process. Start with the notice itself, then open the IRS verification page by typing the official address into your browser rather than clicking a link from a message.

A legitimate verification request should identify the tax year and explain how to respond. The phone number and instructions printed on the notice are intended for identity and tax-return verification. Don’t use a different number supplied by a caller or online advertisement.

If the letter looks suspicious, you can compare the notice topic with the IRS explanation of the CP5071 series before sharing tax information.

What to gather before you verify your identity

Having your records ready can make the process much smoother. If you filed the return named in the notice, gather:

• The notice itself, including any control number or access information.
• A copy of the tax return for the year shown on the notice.
• A prior-year federal return, if you filed one and still have it.
• Supporting records for the return, such as W-2s, 1099s, and relevant schedules.

You may also need basic identifying information from your tax records. Use the documents requested by the IRS process, and don’t send extra personal information to an unverified person offering to help.

If you didn’t file the return, you generally don’t need to reconstruct it before starting. Be prepared to tell the IRS that the return wasn’t yours and answer the questions in the notice’s verification process.

How to verify an IRS CP5071 or 5071C notice

Follow the route listed on your notice. Some 5071C letters provide an online option, while other notices may direct you to call or complete verification another way.

If your notice provides online verification, use the IRS Identity and Tax Return Verification Service. Have the notice and your tax records available, answer the identity questions, and state whether you filed the return in question.

If the notice does not provide an online option, call the telephone number printed on the notice. If online or phone verification cannot confirm your identity, the IRS may direct you to a Taxpayer Assistance Center and tell you what identification and tax documents to bring.

Don’t file a second return just because processing is paused. First complete the verification instructions. Filing again can create confusion unless the IRS specifically tells you to submit a paper return or take another step.

What if you did file the tax return?

Tell the IRS that you filed it and complete the requested verification. Once the agency confirms your identity, the return can continue through normal processing.

Verification doesn’t guarantee an immediate refund. The return could still need review for missing forms, mathematical errors, credit eligibility, payment problems, or other issues. The CP5071 process removes the identity-verification obstacle; it doesn’t override the rest of the tax-return review.

What if you did not file the return?

Say clearly that you didn’t file the return. The IRS says it can remove a fraudulent return from your records after it confirms the situation. If you haven’t filed your legitimate return yet, the agency may recommend filing a paper return, particularly if electronic filing is blocked because a return using your SSN is already on file.

Most people who receive a CP5071-series notice should not automatically file Form 14039, Identity Theft Affidavit. The IRS specifically says that taxpayers responding to certain identity-verification letters generally should follow the letter’s process instead. Submit Form 14039 only when the IRS instructs you to or when the IRS guidance says it applies to your situation.

After confirmed tax-related identity theft is resolved, the IRS may place an identity-theft indicator on your account and enroll you in the Identity Protection PIN program. An IP PIN is a separate six-digit code used on future federal returns to help prevent another person from filing under your SSN or ITIN.

What happens to a delayed refund?

A refund connected to the notice may remain on hold while the IRS waits for your response and completes processing. The verification page or notice may not provide a precise refund date.

After you verify, allow time for the return to move through the IRS system. If the return was legitimate, the IRS says the refund can be issued after processing is complete, assuming there are no other problems with the return.

Once enough time has passed for the return to be processed, you can use the IRS refund tracker or your IRS Online Account. The tracker requires the exact refund amount, filing status, tax year, and your SSN or ITIN. Checking the refund tracker too early may not show useful information while the identity-verification case is still being handled.

Common mistakes to avoid

• Ignoring the notice: The IRS may not continue processing the return until you respond.
• Using a search ad or unofficial phone number: Start with IRS.gov or the number printed on your letter.
• Verifying only your identity: The IRS also needs you to confirm whether the tax return itself is yours.
• Sending Form 14039 automatically: The notice process may replace the need for that form.
• Sharing your IP PIN: The IRS won’t ask for it by email, text, or an unsolicited call.
• Assuming verification equals approval: Other tax-return reviews can still delay a refund.

The safest next step

Keep the notice, open the official IRS verification service only if your letter allows online verification, and gather the tax records listed above. If you didn’t file the return, say so during the process instead of trying to correct the suspicious return yourself. For a notice-specific question, use the contact information printed on that notice.

Helpful Links

• Understanding your CP5071 series notice – Review the IRS explanation of CP5071, 5071C, and CP5071F notices, required records, and response options.
• Identity and Tax Return Verification Service – Use the official IRS verification service when your notice provides an online verification option.
• How IRS ID theft victim assistance works – Learn what happens when you did not file the return and how the IRS handles confirmed tax-related identity theft.
• IRS refunds and refund status – Check refund timing and use the IRS refund tracker after your return is eligible to appear in the system.
• Get an Identity Protection PIN – Learn how an IP PIN protects future federal tax returns from identity theft.
• Identity and Tax Return Verification Service – Official page referenced in the article.
• Online account for individuals – Official page referenced in the article.

Frequently Asked Questions

Q. Is an IRS CP5071 or 5071C notice a scam?

A. It can be legitimate because the IRS mails these notices when it needs to verify a tax return and the taxpayer’s identity. Don’t rely on an email, text, or caller claiming to represent the IRS. Compare the mailed notice with the IRS CP5071-series guidance and use only the contact route printed on the notice or the official IRS verification page.

Q. Can I check my refund while a 5071C verification is pending?

A. You can try the IRS refund tracker or your IRS Online Account, but the return may not appear normally while identity verification is pending. The refund can be issued only after the identity check and the rest of the return processing are complete.

Q. Do I need Form 14039 after receiving a CP5071 notice?

A. Usually not automatically. If you received a CP5071-series identity-verification notice, follow that notice first. The IRS generally handles the identity-theft determination through the verification process and will tell you if Form 14039 is needed.

Q. What should I do if I cannot verify online?

A. Use the phone number or other response option printed on your notice. If the IRS still cannot verify your identity remotely, it may direct you to a Taxpayer Assistance Center and explain which photo identification, notice, and tax-return documents to bring.