After your CP2000 reply: the letters that may follow

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By Tax Letter Desk Updated November 4, 2026

Short answer

The IRS reviews your reply. If it accepts your explanation, it sends a letter accepting your return as filed.

If it accepts only part, you get a revised notice.

If the gap isn’t resolved, another notice and a bill may follow.

Checked November 4, 2026 against IRS Pub 5181 (Dec 2022) , IRS CP2000 page (Jul 14, 2026) .

Answer 7 questions and choose, item by item. We prepare the rest.

Review it, decide if you agree or disagree, and respond.

Call the number on the notice to talk with an examiner. You can then ask for a manager.

If it isn’t resolved, you can petition the Tax Court after the Statutory Notice of Deficiency.

Keep the acceptance letter with your tax records.

Correct your copy of the return, and keep it with the notice.

Publication 5181, Tax return reviews by mail (PDF) IRS, revision December 2022

Understanding your CP2000 series notice IRS, updated July 14, 2026

Topic no. 652, Notice of underreported income, CP2000 IRS, updated October 16, 2026

It sends a letter saying it accepts your return as filed.

If you agree but don’t pay or request a payment plan, you’ll receive a bill.

Yes. Call the number on the letter or notice.

How to respond to a CP2000 notice Pillar guide

How to dispute a CP2000 notice Guide

What happens if you ignore a CP2000 Article

Answer 7 questions and choose, item by item. You sign and send it yourself.

Tax Letter Desk is a private service, not affiliated with the IRS or any government agency.

You can respond to the IRS yourself, for free. Not a substitute for the advice of an attorney.