What this notice is about 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 See additional information on Employer ID Numbers. Frequently asked 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. Reference tools Publication 1, Your Rights as a Taxpayer Publication 17, Your Federal Income Tax Full list of tax forms and instructions 도움이 필요하십니까? 귀하를 대신해 IRS와 연락하도록 타인에게 권한을 부여할 수 있습니다(영어). 저소득 납세자 클리닉(영어)으로부터 도움을 받을 수 있는지 알아보십시오. 온라인에서 필요한 정보를 찾을 수 없는 경우 통지서 및 서신 상단에 기재된 IRS 번호로 전화하십시오. 서신이나 통지서를 받지 않았다면 전화 상담을 이용하십시오. 스스로 과징금 문제를 해결할 수 없는 경우 IRS내 독립기관인 납세자 보호 서비스에 문의하십시오.