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In the IRS’s own words · not reviewed by VALID
CP01S notice explained, in the IRS’s own words
We received your identity theft claim. We'll send any refund you may be due after we finish working on your claim.
Read the full CP01S page on irs.gov ↗
What this notice is about
We received your identity theft claim. We'll send any refund you may be due after we finish working on your claim.
What you need to know
- You can request an Identity Protection Personal Identification Number (IP PIN) for added account protection by creating an account online.
- Learn how to protect yourself from identity theft and report it to law enforcement, credit bureaus, and financial institutions.
- Visit our Identity Theft Central to learn more about reporting identity theft to law enforcement. You can also find information on protecting yourself, and keeping your personal information safe, including your children’s taxpayer identification numbers, identity documents, benefits, and other identity information.
Frequently asked questions
Who can I contact if I have more questions about my account related to identity theft? (updated Nov. 12, 2025)
You can contact us at 800-908-4490 for help with identity theft related issues.
Who can I contact for help with other tax account issues? (added Nov. 12, 2025)
You can visit our Tools page or call the IRS help desk at 800-829-1040.
Where can I find more information on preventing identity theft? (updated Nov. 12, 2025)
You can find it by visiting:
- Federal Trade Commission's (FTC) for consumer information and their online Privacy and Security.
- Social Security Administration (SSA)
- Taxes. Security. Together for tips on keeping your personal, financial, and tax data safer.
Tips for next year
- File your tax return on time. An extension to file a tax return doesn’t extend the time you have to pay.
- Pay any taxes you owe by the due date to avoid interest and penalties, or explore alternate options like a payment plan if you can’t pay in full.
- Learn more about how to get an identity protection PIN (IP PIN).
Reference tools
- Publication 1, Your Rights as a Taxpayer
- Publication 5027, Identity Theft Information for Taxpayers PDF
- Tax topic 651
- Tax topic 653
- Full list of tax forms and instructions
Need help?
- You can authorize someone to represent you before the IRS or inspect and/or receive confidential tax information.
- You may be eligible for free help from the Taxpayer Advocate Service (TAS).
- You may qualify for help from a Low Income Taxpayer Clinic.
- You can call the telephone number on your notice or letter. If you didn’t receive a letter or notice, use Let us help you.
What to do next
- Write down the date on the letter today.
- Look the number up on irs.gov yourself. Don’t trust a link or phone number from anyone else.
- If it says you owe money or proposes changes to your return, take it to a licensed CPA, EA or tax attorney before that date.
Not advice. Not a filing. Verify with a licensed professional. Rules change by year and facts.