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IRS notice explained

IRS Notice CP91: What It Means and What to Do

The IRS plans to take up to 15% of your Social Security benefits to pay unpaid federal taxes, and to keep doing so until the debt is paid. It sends this notice after earlier notices, including a final levy notice, did not resolve the balance. You should contact the IRS, not the Social Security Administration, to pay or work out a payment arrangement.

Severity 5 of 5: Urgent: rights or deadlines at stake ยท Information checked September 23, 2026

CP91 key facts

Official nameCP91, Intent to seize up to 15% of your Social Security benefits. The IRS says: "We intend to levy up to 15% of your Social Security benefits for unpaid taxes."
Who gets itIndividuals
Severity5 of 5: Urgent: rights or deadlines at stake A levy on your Social Security benefits is imminent. It will be a recurring 15% deduction unless you resolve the balance.
Response windowPay immediately. The notice gives a date after which the IRS can levy your benefits. In the IRS sample CP91 that date is 30 days after the notice date, and the IRS manual says CP91 gives an additional 30 days to resolve the debt.
Deadline basisThe date printed on the notice.

Severity is RAHA Financials' own 1 to 5 rating of how urgent the notice usually is. It is not an IRS classification.

How long do I have to respond to a CP91?

Runs in your browser. Nothing is sent anywhere.

Use the date printed on your notice. It is typically 30 days from the notice date. Enter the notice date to see an approximate date.

The date printed on your notice always controls. Open CP91 in the IRS Notice Decoder.

Why did I get a CP91?

Common reasons include:

  • An earlier final notice of intent to levy (such as CP90, LT11 or Letter 1058) did not resolve the balance
  • The IRS's Federal Payment Levy Program matched your tax debt to Social Security benefits
  • No payment plan, offer or hardship status is in place
  • The balance grew with penalties and interest after earlier notices

What should I do?

  1. Read the notice carefully. It explains the planned levy and the date it can begin.
  2. Pay the amount due if you can, or pay as much as you can now.
  3. If you can't pay in full, call the number on the notice or apply online for a payment plan.
  4. If paying would leave you unable to cover basic living expenses, ask about a temporary delay of collection due to financial hardship. Be ready to discuss your monthly income and expenses.
  5. If you already paid in full or think a payment wasn't credited, send proof of payment.
  6. Consider free help from the Taxpayer Advocate Service or a Low Income Taxpayer Clinic, or authorize a representative with Form 2848.

What documents do I need?

  • The CP91 notice and any earlier levy notice (such as CP90 or LT11)
  • Your Social Security benefit statement
  • A list of monthly income and living expenses, for hardship or payment plan discussions
  • Proof of any payments made
  • Form 2848, if someone will represent you

What should I avoid?

  • Don't contact the Social Security Administration about the levy. The IRS says SSA can't stop it or help resolve the tax issue.
  • Don't wait until deductions begin. Call the IRS number on the notice first.
  • Don't assume this notice gives you a new Collection Due Process hearing. Those rights generally came with the earlier final notice.

What if I disagree with a CP91?

Call the IRS at the number on your notice right away. The IRS internal manual (IRM 5.11.7) says the appeal routes for CP91 are the Collection Appeals Program (CAP, Form 9423) and an equivalent hearing request (Form 12153) if you haven't already had a CDP or equivalent hearing for those periods. An equivalent hearing generally must be requested within one year of the earlier CDP notice date, and its decision can't be taken to court. CP91 itself does not start a new Collection Due Process hearing period. That right came with the earlier final notice of intent to levy. Publication 1660 explains these appeal routes.

What happens if I ignore a CP91?

If you don't pay or make arrangements, the IRS can levy up to 15% of your Social Security benefits until the tax debt is paid in full. Interest and penalties generally continue to accrue on the unpaid balance.

What else should I know about CP91?

CP91 is a follow-up notice, not a Collection Due Process notice. The IRS manual says the system generates it only after a CDP notice (usually CP90) has been on your account for at least ten weeks. It is mailed by regular mail, not certified mail, and gives about 30 more days to resolve the debt before the Social Security levy. The notice lists your Social Security claim and beneficiary account numbers so you can see exactly which benefit will be levied. Because the levy is ongoing (up to 15% of each payment), setting up an installment agreement or showing hardship before the levy starts is usually far easier than undoing it afterward.

Want a professional to handle your CP91 response?

IRS Notice Response Plan

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  • Review of your notice and account transcript
  • A written plan: agree, partly agree, or dispute
  • Draft response and list of supporting documents
  • Deadline tracking so nothing lapses

CP91: frequently asked questions

Should I contact the Social Security Administration?

No. The IRS says SSA can't stop the levy or help resolve the tax issue. Contact the IRS at the number on your notice.

What if I can't pay what I owe?

Call the IRS at the number on your notice to discuss payment options, or learn about payment plans online. The IRS may temporarily delay collection if it determines you can't pay because of economic hardship.

How much of my benefit can be taken?

The notice says up to 15% of the Social Security benefits you receive, until the unpaid federal taxes are paid in full.

Can I still request a Collection Due Process hearing?

CP91 generally follows an earlier CDP notice, so a new CDP hearing is not offered. The IRS manual lists the Collection Appeals Program and an equivalent hearing (if you haven't had one) as the available appeal routes.

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Disclaimer: This page provides general information for educational purposes and is not tax, legal or accounting advice. Your situation may depend on facts not covered here. Always follow the dates and instructions printed on your own notice, and consult a qualified professional before acting. RAHA Financials is not affiliated with the IRS.

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