Information For...

For you and your family
Standard mileage and other information

Forms and Instructions

Individual Tax Return
Instructions for Form 1040
Request for Taxpayer Identification Number (TIN) and Certification
Request for Transcript of Tax Return


Employee's Withholding Allowance Certificate
Employer's Quarterly Federal Tax Return
Employers engaged in a trade or business who pay compensation
Installment Agreement Request

Popular For Tax Pros

Amend/Fix Return
Apply for Power of Attorney
Apply for an ITIN
Rules Governing Practice before IRS

Understanding Your CP209 Notice

CP 209 generates when two employer identification numbers (EINs) are consolidated in our records.

What you need to do

  • Continue using the EIN designated as your valid EIN.
  • Include a copy of your CP209 when you respond to any IRS notices/letters.
  • Enter your name exactly as shown above on all filings.

You may want to...

  • Ensure the valid EIN is entered correctly on all filings with the IRS

Answers to Common Questions

Have the payments I made and returns I filed under the incorrect EIN been moved to the valid EIN?

Yes, your valid EIN contains the history of the erroneously assigned EIN.

Tips for next year

  • Ensure your EIN is entered correctly on all filings with the IRS.

Printable samples of this notice (PDF)

How to get help