Section 442.300  Undercoating

The underside of the body, including floor members and the side panels below the floor, shall be coated with a fire-resistant undercoating material applied by the spray method so as to seal, insulate, reduce corrosion, and reduce interior noise.  Non-metallic components need not be coated.

(Source:  Amended at 26 Ill. Reg. 3255, effective February 19, 2002)