Ind. Code § 23-17-1-1
(a) After July 31, 1993, this article applies to a domestic corporation in existence on July 31, 1993, that was incorporated under or subject to the following:
(b) After July 31, 1991, an entity organized under Indiana law for a purpose for which a corporation may be organized under this article may accept the provisions of this article and avail the corporation of the rights, privileges, immunities, and franchises provided by this article by taking the following actions:
As added by P.L.179-1991, SEC.1. Amended by P.L.1-2010, SEC.93.