(30 ILCS 500/20-70)
Finality of determinations.
Except as otherwise provided in this Code, determinations
made by a chief procurement officer, State purchasing officer, or a purchasing agency
under this Code are final and conclusive unless they are clearly
erroneous, arbitrary, capricious,
or contrary to law.
(Source: P.A. 96-795, eff. 7-1-10 (see Section 5 of P.A. 96-793 for the effective date of changes made by P.A. 96-795)