(720 ILCS 5/33E-10) (from Ch. 38, par. 33E-10)
    Sec. 33E-10. Rules of evidence. (a) The certified bid is prima facie evidence of the bid.
    (b) It shall be presumed that in the absence of practices proscribed by this Article 33E, all persons who submit bids in response to an invitation to bid by any unit of State or local government submit their bids independent of all other bidders, without information obtained from the governmental entity outside the invitation to bid, and in a good faith effort to obtain the contract.
(Source: P.A. 85-1295.)