740 ILCS 160/11
Current through Public Acts 103-1 through 103-587, 103-589, and 103-590
Unless displaced by the provisions of this Act, the principles of law and equity, including the law merchant and the law relating to principal and agent, estoppel, laches, fraud, misrepresentation, duress, coercion, mistake, insolvency, or other validating or invalidating cause, supplement its provisions.
740 ILCS 160/11