An agency or person who delivers a check or other payment to the Department that is returned to the Department unpaid by the financial institution upon which it is drawn shall pay to the Department, in addition to the amount already owed to the Department a fine of $50. The fines imposed by this Section are in addition to any other discipline provided under this Act. The Director may waive the fines due under this Section in individual cases where the Director finds that the fines would be unreasonable or unnecessarily burdensome.