What this letter is about This letter provides more information about your right to appeal a change we made to the amount of the Recovery Rebate Credit on your 2020 tax return. The change was due to a calculation or eligibility error or a taxpayer identification number error for you, your spouse, or one or more of your dependents. We previously sent you a CP 11, 12, or 13 notice explaining the change, but that notice did not properly explain your appeal rights. What you need to do Read your letter carefully. It explains the steps you need to take to request an appeal. If you agree with the changes we made to your return You don't need to take further action. If you disagree with the changes we made to your return Contact us at the number or address we provided in your letter. You must contact us within 60 calendar days from the date of your letter to preserve your formal appeal rights. Helpful information Publication 1, Your Rights as a Taxpayer PDF 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.