IRS Letter 5071C: Verify Your Identity

What the IRS says: “A tax return was filed using your name and SSN, and the IRS needs you to verify your identity before processing it.” Here’s what it actually means, your deadline, and exactly how to respond.

Identity VerificationRespond promptlyDeadline: 30 daysUsually no letter needed

What Letter 5071C actually means

The IRS's identity filter caught something about the return — sometimes fraud, often just an unusual pattern. Nothing (including your refund) moves until you verify online or by phone. If you DIDN'T file the return in question, this letter is how you find out someone else did.

Notice family: Identity Verification — The IRS suspects a return filed under your SSN might not be yours and won't process anything until you verify. Fast to fix when you follow the exact channel the letter names — and your refund waits until you do.

Your deadline

30 days — verify promptly — the return (and refund) is frozen until you do.

Counted in calendar days from the notice date. The exact respond-by date printed on your notice always controls — check page 1.

Why you received Letter 5071C

What to do about Letter 5071C

1

Step 1

Use the online verification service listed in the letter first — it's the fast lane

2

Step 2

Have the letter, the tax return copy, and prior-year return ready before starting

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Step 3

Phone route: expect long holds; call early in the day

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Step 4

Didn't file that return? Say so during verification — the IRS pulls the fraudulent filing and opens an IDT case

How to respond

No letter to write — verification IS the response. If fraud is confirmed, follow with Form 14039 (Identity Theft Affidavit) and consider an IP PIN going forward.

Frequently asked questions

What does IRS Letter 5071C mean?

A tax return was filed using your name and SSN, and the IRS needs you to verify your identity before processing it. In practice: The IRS's identity filter caught something about the return — sometimes fraud, often just an unusual pattern. Nothing (including your refund) moves until you verify online or by phone. If you DIDN'T file the return in question, this letter is how you find out someone else did.

How long do I have to respond to Letter 5071C?

You generally have 30 days — verify promptly — the return (and refund) is frozen until you do. The respond-by date printed on your own notice always controls.

Should I respond to Letter 5071C in writing?

No letter to write — verification IS the response. If fraud is confirmed, follow with Form 14039 (Identity Theft Affidavit) and consider an IP PIN going forward.

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