Sec. 1. (a) While the juvenile court retains jurisdiction under IC 31-30-2, the juvenile court may modify any dispositional decree:
(1) upon the juvenile court's own motion;
(2) upon the motion of:
(A) the child;
(B) the child's parent, guardian, custodian, or guardian ad litem;
(C) the probation officer; or
(D) the prosecuting attorney; or
(3) upon the motion of any person providing services to the child or to the child's parent, guardian, or custodian under a decree of the court.
(b) Upon receipt of a motion under section 11 of this chapter, the juvenile court shall reinstate its jurisdiction to conduct a hearing and issue an appropriate order in accordance with section 11 of this chapter.