What this notice is about We sent you this notice to confirm that you registered for an IRS online service. What you need to do If you didn't initiate this registration when accessing one of our online services, immediately call the number on your notice to disable your account. If you requested an activation code by mail, to complete your registration you must: Visit online services to activate your account. Sign in with the username and password you created. Enter your activation code from the notice you received. If you already completed your registration, no action is necessary. Frequently asked questions What happens if someone else used my personal information to register online at IRS? If you didn't initiate this registration, immediately call the number on your notice. Once we verify your identity, we'll disable your online account. Reference tools Publication 1, Your Rights as a Taxpayer Full list of tax forms and instructions 도움이 필요합니까? 귀하를 대신하여 IRS와 연락하도록 타인에게 권한을 부여할 수 있습니다.(영어). 저소득 납세자 클리닉(영어)으로부터 도움을 받을 수 있는지 알아보십시오. 온라인에서 필요한 정보를 찾을 수 없다면, 통지서 및 서신의 상단에 있는 IRS 번호로 전화하십시오. 서신이나 통지서를 받지 않았다면, 전화 상담을 이용하십시오. 본인 스스로 과징금 문제를 해결할 수 없다면 IRS내 독립기관인 납세자 보호 서비스에 연락하십시오.