Understanding your Letter 6018-B


What this letter is about

This letter is part of our ongoing effort to protect your tax account information.

What you need to do

  • Review the letter and check the boxes that describe your situation.
  • If access was authorized and should continue, you can call, write, or fax to let us know
  • If you need us to make account access changes, return the response pages by mail or fax within 30 days.
  • We’ll consider your account verified when we receive your response.

If you checked the “I did not authorize….” box

Return the letter to us. We’ll contact you and let you know if you need to take any additional action.

Frequently asked questions

Why did I receive this letter?

We’re reviewing current third-party authorizations. This letter is one of the ways to verify your authorization of third-party access.

Has my information been compromised?

This review doesn’t mean your information has been compromised. You would be notified if the IRS or any business or organization believed your information had been compromised. 

If I don't recognize the third party listed, should I check the “I did not authorize” box on the letter?

You may want to call your current tax professional because the name may be affiliated with your tax professional. If they’re not affiliated, check the box and return the letter to us.

If I don't have a tax professional and I don't recognize the third party listed, what should I do?

Check the “I did not authorize” box and return the letter to us.

Helpful information

Third Party Authorization Purpose

How to get help

Call the 1-800, 1-866, or 1-888 number listed on the top right corner of your letter.