(625 ILCS 5/12-807.1) (from Ch. 95 1/2, par. 12-807.1)
    Sec. 12-807.1. Seat back height. No Type I school bus manufactured after June 30, 1987 shall be sold for use as, or purchased for use as, or used as a school bus within this State unless such bus is equipped with passenger seat backs having a seat back height of 28 inches installed by the original bus body manufacturer.
(Source: P.A. 85-1010.)