Sec. 135. "Interested person", for purposes of IC 31-19-20 and IC 31-19-24, means any of the following: (1) An adoptee. (2) A birth parent. (3) An adoptive parent. (4) A relative of a birth parent. (5) A relative of an adoptive parent. (6) A relative of an adoptee. (7) A pre-adoptive sibling (as defined in section 182 of this chapter). (8) The department. (9) An adoption agency. (10) A court. As added by P.L.145-2026, SEC.161.