Indiana Code Title 31. Family Law and Juvenile Law § 31-30-1-4

Sec. 4. (a) The juvenile court does not have jurisdiction over an individual for an alleged violation of:

if the individual was at least sixteen (16) years of age but less than eighteen (18) years of age at the time of the alleged violation.

(b) Once an individual described in subsection (a) has been charged with any offense listed in subsection (a), the court having adult criminal jurisdiction shall retain jurisdiction over the case if the individual pleads guilty to or is convicted of any offense listed in subsection (a)(1) through (a)(9).

(c) If:

the court having adult criminal jurisdiction may withhold judgment and transfer jurisdiction to the juvenile court for adjudication and disposition. In determining whether to transfer jurisdiction to the juvenile court for adjudication and disposition, the court having adult criminal jurisdiction shall consider whether there are appropriate services available in the juvenile justice system, whether the child is amenable to rehabilitation under the juvenile justice system, and whether it is in the best interests of the safety and welfare of the community that the child be transferred to juvenile court. All orders concerning release conditions remain in effect until a juvenile court detention hearing, which must be held not later than forty-eight (48) hours, excluding Saturdays, Sundays, and legal holidays, after the order of transfer of jurisdiction.

(d) A court having adult criminal jurisdiction, and not a juvenile court, has jurisdiction over a person who is at least twenty-one (21) years of age for an alleged offense: