Indiana Code Title 31. Family Law and Juvenile Law § 31-35-1-9

Sec. 9. (a) Except as provided in subsection (b), a parent who is incompetent may give consent to termination only with the approval of the court or of the parent's guardian.

(b) A person who is less than eighteen (18) years of age and who is a parent may give the person's consent without the approval of the court or of the parent's guardian if the person is competent except for the person's age.