The OIG shall have jurisdiction over the Authority and all Board members, officers, and employees of, and vendors, subcontractors, and others doing business with, the Authority [605 ILCS 10/8.5(d)] . However, the jurisdiction to investigate alleged violations of the State Officials and Employees Ethics Act [5 ILCS 430 ] shall remain with the OEIG.
Ill. Admin. Code tit. 2, § 3430.20