The Department shall establish a schedule of fees to administer the inspection and certification program for industrialized buildings and the on-site inspection and enforcement program for manufactured homes. To the extent possible, the fees shall be based on the cost of administration of these programs. The payments of the fees shall be included in the money of the Department with receipts from contracts or grants under federal or interstate programs. Any money unexpended at the end of the fiscal year does not revert to the General Fund, but shall be kept in a special fund available to the Department to carry out this subtitle. The Department: shall enforce this subtitle and the regulations adopted under this subtitle; and may refer an apparent violation of this subtitle to the appropriate State’s Attorney.