625 ILCS 5/15-113.1
Whenever any vehicle is operated in violation of the provisions of a permit issued under the provisions of Sections 15-301 through 15-318 of this Chapter by operating under a fraudulent permit or under a permit not specifically covering the move, the owner or driver of such vehicle shall be deemed guilty of a business offense and either the owner or the driver of such vehicle may be prosecuted for such violation. When any person, firm or corporation is convicted of such violation, the permit shall be null and void and such person, firm or corporation shall be fined in an amount not less than 10 cents per pound for each pound the gross weight of the vehicle exceeds the gross weight of such vehicles allowable under Section 15-111 of this Chapter.
Penalties for violations of this Section shall be in addition to any penalties imposed for violation of Section 15-301(j) of this Chapter.
625 ILCS 5/15-113.1