Indiana Code Title 20. Education § 20-18-2-9

(1) a representative of the school corporation or public agency responsible for educating the child;

(2) the child's teacher;

(3) the child's parent, guardian, or custodian;

(4) if appropriate, the child;  and

(5) if the provision of services for a child with a serious emotional disability is considered, a mental health professional provided by:

serving the community in which the child resides;