Ind. Code § 30-5-2-8
"Principal" means:
(1) an individual:
(A) who is:
(B) includes an individual acting as a:
(5) a partnership;
who signs a power of attorney granting powers to an attorney in fact.
As added by P.L.149-1991, SEC.2. Amended by P.L.178-2002, SEC.107; P.L.184-2021, SEC.9.