This Part shall apply to all administrative hearings concerning discretionary decertification, denials of reactivation, and emergency orders of suspension conducted under the jurisdiction of the Illinois Law Enforcement Training and Standards Board pursuant to Sections 6.3(h), 8.1(b), 8.2(b), and 8.3(c) of the Illinois Police Training Act [50 ILCS 705/6.3(h), 8.1(b), 8.2(b), and 8.3(c)].