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 Bezwen èd? Ou ka otorize yon moun (an anglè) pou kontakte IRS la pou ou. Gade si w kalifye pou resevwa èd nan men yon Sant pou Kontribyab ki gen Revni Fèb (an anglè). Si w pa kapab jwenn sa w vle a anliy, rele nan nimewo IRS nan pati anlè avi oswa lèt ou a. Si w pa te resevwa yon lèt oswa yon avi, itilize asistans telefonik Si ou pa ka rezoud penalite a poukont ou, kontakte Sèvis Defans Kontribyab la, yon òganizasyon endepandan anndan IRS.