Ind. Code § 31-19-5-12
(a) To be entitled to notice of an adoption under IC 31-19-3 or IC 31-19-4 , a putative father must register with the state department under section 5 of this chapter not later than:
(2) the earlier of the date of the filing of a petition for the:
(B) termination of the parent-child relationship between the child and the child's mother;
whichever occurs later.
(b) A putative father may register under subsection (a) before the child's birth.
[Pre-1997 Recodification Citation: 31-3-1.5-12.]
As added by P.L.1-1997, SEC.11. Amended by P.L.146-2007, SEC.9; P.L.56-2023, SEC.271.