Section 735 ILCS 40/28-12 - Cause of action(a) Any party aggrieved by conduct or regulation in violation of Section 28-11 of this Act may bring a civil action in a federal district court or State circuit court against the offending unit of government. Any State claim brought in federal district court shall be a supplemental claim to a federal claim. Any action brought under this Act shall be commenced within 2 years after the cause of action was discovered.(b) Upon motion, a court shall award reasonable attorney's fees, court costs, and litigation expenses, including expert witness fees and other litigation expenses, to a plaintiff who is a prevailing party in any action brought under this Act. In awarding reasonable attorney's fees, the court shall consider the degree to which the relief obtained relates to the relief sought.Added by P.A. 103-0786,§ 15, eff. 8/7/2024.