What this notice is about We changed your mailing address because we received an employment tax return or Form 8822-B, Change of Address or Responsible Party – Business, with an address different from what’s on our records. We send CPs 148 to both the employer’s former (148B) and new (148A) addresses to confirm the address change. What you need to do If the address change is correct, you don’t need to do anything. If the address change is not correct, please return the notice to us with a completed Form 8822-B, Change of Address or Responsible Party - Business.PDF You may want to Keep the notice for your permanent records. Submit a Form 8822-B when you need to update your address in the future. Frequently asked questions Why did the IRS change my address? We update an address when we receive: Form 8822-B An employment tax return with an address different from what's on our records. Notification of any address variation from the address of record for the business entity, e.g. interchanging "Street" for "St." Herramientas de referencia Publicación 1 (SP), Derechos del ContribuyentePDF Publicación 5027 (SP), Información de Robo de Identidad para los ContribuyentesPDF Lista completa de formularios e instrucciones contributivos, en inglés ¿Necesita ayuda? Puede usted autorizar a un representante para comunicarse con el IRS en su nombre. Vea si usted califica para recibir ayuda de las Clínicas para Contribuyentes de Bajos Ingresos. Si no puede encontrar lo que necesita en línea, llame al número del IRS en la parte superior de su aviso o carta.
