AUTHORITY: Implementing Sections 9 and 10 and authorized by Sections 27 and 28 of the Environmental Protection Act [415 ILCS 5/9, 10, 27, and 28] and Section 13C-20 of the Vehicle Emissions Inspection Law of 2005 [625 ILCS 5/13C-20].POLLUTION CONTROL BOARD
a) There shall be no visible emissions of smoke from a motor vehicle, zero opacity.
b) Motor vehicles traveling Illinois public highways from out of State must comply with subsection (a).
c) No used motor vehicle shall be sold or transferred in Illinois unless that said vehicle meets subsection (a).