IRS Office of Appeals APPEALS IRS-Berufungsbüro IRS Office of Appeals Oficina de Apelaciones del IRS Oficina de Apelaciones del IRS Bureau des appels de l'IRS משרד הערעורים של ה-IRS आयकर विभाग की अपील कार्यालय IRS控訴局 Escritório de Recursos do IRS 美国国税局上诉办公室 APPEALS IRS Office of Appeals The IRS Office of Appeals is an independent organization within the IRS that helps taxpayers resolve their tax disputes through an informal, administrative process. Our mission is to resolve tax controversies fairly and impartially, without litigation. Appeals reviews cases after the IRS has made its decision, offering an objective point of view on each appealed case.