Indiana Code Title 35. Criminal Law and Procedure § 35-36-2-4

Sec. 4. (a) Whenever a defendant is found not responsible by reason of insanity at the time of the crime, the prosecuting attorney shall file a written petition with the court under IC 12-26-6-2(a)(3) or under IC 12-26-7.  If a petition is filed under IC 12-26-6-2(a)(3), the court shall hold a commitment hearing under IC 12-26-6.  If a petition is filed under IC 12-26-7, the court shall hold a commitment hearing under IC 12-26-7.

(b) The hearing shall be conducted at the earliest opportunity after the finding of not responsible by reason of insanity at the time of the crime, and the defendant shall be detained in custody until the completion of the hearing.  The court may take judicial notice of evidence introduced during the trial of the defendant and may call the physicians appointed by the court to testify concerning whether the defendant is currently mentally ill and dangerous or currently mentally ill and gravely disabled, as those terms are defined by IC 12-7-2-96 and IC 12-7-2-130(1).  The court may subpoena any other persons with knowledge concerning the issues presented at the hearing.

(c) The defendant has all the rights provided by the provisions of IC 12-26 under which the petition against the defendant was filed.  The prosecuting attorney may cross-examine the witnesses and present relevant evidence concerning the issues presented at the hearing.

(d) If a court orders an individual to be committed under IC 12-26-6 or IC 12-26-7 following a verdict of not responsible by reason of insanity at the time of the crime, the warden of the facility to which the individual is committed and the attending physician are subject to the requirements of IC 12-26-15-1.

(e) If a defendant is found not responsible by reason of insanity, the court shall transmit any information required by the office of judicial administration to the office of judicial administration for transmission to the NICS (as defined in IC 35-47-2.5-2.5) in accordance with IC 33-24-6-3.