Ind. Code § 31-32-1-5
Except as provided in IC 31-34-11-1 and IC 31-35-2-6 , a procedural deadline set forth in:
(2) IC 31-35 with regard to a proceeding to terminate the parent-child relationship;
is not subject to waiver, whether affirmative or implied, by a party to the proceeding.
As added by P.L.179-2025, SEC.7.