IRS Audit Defense Pro

Got a CP5071? How identity and return verification works

Last updated · IRS notices and letters
Short answer

A CP5071-series notice says a federal income tax return was filed under your SSN or ITIN and the IRS needs you to verify your identity and the return. Follow the instructions on your notice, and use the IRS online verification tool only if the notice offers it.

What the notice is

The CP5071 series has three variants on the IRS page: CP5071, CP5071C and CP5071F. The IRS page does not explain how they differ, so rely on your own copy. In every case the message is the same. A federal income tax return was filed using your Social Security number or individual taxpayer identification number, and before the IRS goes further it wants you to confirm that you are who the return says you are, and that the return is yours.

It is a verification request, not an accusation. The IRS uses it to protect taxpayers from someone else filing in their name.

Two very different situations

The right next step depends on one simple question: did you file the return the notice describes?

  • You filed it. Verifying confirms that the return is genuine so processing can continue.
  • You did not file it. The IRS says that in this case you may be a victim of identity theft, and the same verification process lets you say so.

Ways to verify

The IRS points to its online Verify Your Return service when your notice offers it. Signing in requires an IRS online account. People who did not file can use it to report that someone may have filed with their information. Keep your notice and your tax records beside you while you work, because you will be asked for details that match the notice.

If your letter is a Taxpayer Protection Program letter such as 5071C, 4883C or 5747C, the IRS says you can verify online, by the phone number printed on the letter, or at a Taxpayer Assistance Center. Use the method on your letter. The IRS also says it will not process the return in question or issue a refund until you respond.

A note on phone numbers

The contact information on a CP5071 notice is for identity and return verification, not for refund status. If your real question is where a refund is, calling that number will not answer it. After you verify, the IRS suggests waiting before checking refund status and says processing times are estimates that change, so check the IRS page for the current figure.

Do you also need Form 14039?

Most people do not. The IRS guide says that if you verify your return you generally do not need the Identity Theft Affidavit unless told otherwise. It also says not to file the form if the IRS has already sent you a letter or notice about the issue, and to follow that letter instead. Filing a form that was not requested can add confusion rather than speed.

A scenario to picture

Say a retiree opens a CP5071 and knows he has not filed a return because he has no income that requires one. He puts the notice on his desk, signs in to his IRS online account and uses the verification service to say the return is not his. He saves a note of the date he did this and keeps the notice in a folder. If he later receives more letters, he reads each one for its own instructions instead of assuming they repeat the first. IRS Audit Defense Pro is software that helps you organize your facts and draft a response letter you review and send yourself; it is not a law firm, CPA or enrolled agent. If a written response is ever needed, it can help you gather those dates into a clear draft.

If you cannot verify online

Some people cannot complete the online sign-in. In that case use the phone number or other method printed on your notice or letter. The Taxpayer Advocate Service is available if you run into a problem the normal process is not solving.

Ready to respond?

Upload your IRS notice, answer a few questions, review the analysis and response strategy, fill in your details, and get a response letter you can copy or download as a PDF or DOCX file.

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Frequently asked questions

Is a CP5071 a scam?

It can be real, but scams exist, so never rely on a link in an email or text. Go to irs.gov yourself and follow your mailed notice. The scam-check page on this site explains what to look for.

What if I did file the return?

Verify your identity and confirm the return using the method on your notice. This allows the IRS to continue processing it.

What if I did not file?

The IRS says you may be a victim of identity theft. Use the verification process to say so, and follow any later instructions on your notice or letters.

Do I need to file Form 14039?

Generally not if you verify your return or the IRS has already sent you a notice about the issue. Follow your letter's instructions.

How long until my refund arrives?

The IRS says processing times are estimates and change, so check the IRS verification page for the current figure.

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