Indiana Code Title 31. Family Law and Juvenile Law § 31-30-1-6

Sec. 6. (a) Subject to subsections (b) and (c), this article does not prohibit a probate court from exercising its jurisdiction over guardianship of a person who is less than eighteen (18) years of age.

(b) If allegations in the petition for guardianship or allegations produced at guardianship proceedings indicate that the person for whom the guardianship is requested meets the definition of a child in need of services under IC 31-34-1, the probate court on its own motion or at the request of a party shall:

(c) The probate court retains jurisdiction over the matter until the juvenile court authorizes the filing of a petition under IC 31-34-9.

(d) If a juvenile court:

the probate court that retains jurisdiction over the case or another appropriate court shall conduct additional proceedings.