615 ILCS 5/26a
The Department of Natural Resources may issue orders requiring all necessary remedial actions to correct violations of this Act and impose the civil penalties provided in this Section. All orders entered by the Department of Natural Resources shall be made only upon giving reasonable notice to persons to be affected by such orders; or having any interest in the subject matter of such orders and after a hearing in relation thereto. Any person who violates any provision of this Act; any rule or regulation adopted by the Department; any permit, term, or condition of this Act; or any order of the Department under this Act, shall be liable for a civil penalty of up to 2 times the applicable permit fee, but not to exceed $5,000 for a violation. The penalty fee may, upon order of the Department of Natural Resources or a court of competent jurisdiction, be made payable to the Department and deposited into the State Boating Act Fund for use by the Department for ordinary and contingent expenses .
615 ILCS 5/26a