Ind. Code § 6-8.1-3-8
(a) The department may prescribe qualifications a person must have to represent a taxpayer before the department. However, a person may not represent a taxpayer before the department, unless:
(c) The department may accept a power of attorney that names an entity as a representative of a taxpayer, subject to rules adopted under IC 4-22-2 , including emergency rules adopted in the manner provided in IC 4-22-2-37.1 . Notwithstanding this article or IC 30-5 , the department may adopt rules under IC 4-22-2 , including emergency rules adopted in manner provided in IC 4-22-2-37.1 , allowing a change of individuals acting on behalf of the entity without requiring a new or amended power of attorney to be completed by the taxpayer.
As added by Acts 1980, P.L.61, SEC.1. Amended by P.L.146-2020, SEC.37.