Ill. Admin. Code tit. 92, § 460.130
All business and correspondence pertaining to the diesel emission inspection program shall be addressed to:
Illinois Department of Transportation
Bureau of Investigation and Compliance
3215 Executive Park Drive
Springfield, Illinois 62703
(217) 785-1181
DOT.VehicleInspectionUnit@illinois.gov
(Source: Amended at 48 Ill. Reg. 16576, effective October 29, 2024)