Sec. 5.5. (a) Not later than three (3) business days after the association makes a decision concerning the application or interpretation of a rule of the association to an individual student, the association shall notify by registered or certified mail the following of the association's decision:
(1) The student's parent.
(2) The student's school.
(b) In its notice to the parent under subsection (a)(1), the association shall include information about the process under this chapter for appealing the association's decision.
(c) The association shall conduct its investigation, review, and decision making in an expeditious manner.