820 ILCS 120/3
A principal who fails to comply with the provisions of Section 2 concerning timely payment or with any contractual provision concerning timely payment of commissions due upon the termination of the contract with the sales representative, shall be liable in a civil action for exemplary damages in an amount which does not exceed 3 times the amount of the commissions owed to the sales representative. Additionally, such principal shall pay the sales representative's reasonable attorney's fees and court costs.
(from Ch. 48, par. 2253)
(Source: P.A. 84-627.)