30 ILCS 570/6
Any person or entity that violates the provisions of this Act is subject to a civil penalty in an amount not to exceed $1,000 for each violation found in the first investigation by the Department, not to exceed $5,000 for each violation found in the second investigation by the Department, and not to exceed $15,000 for a third or subsequent violation found in any subsequent investigation by the Department. Each violation of this Act for each worker and for each day the violation continues constitutes a separate and distinct violation . In determining the amount of the penalty, the Department shall consider the appropriateness of the penalty to the person or entity charged, upon determination of the gravity of the violations. The collection of these penalties shall be enforced in a civil action brought by the Attorney General on behalf of the Department.
30 ILCS 570/6