(a) A vending facility may not be established on public property that is under the jurisdiction of the state except as authorized by the commissioner.
(b) A vending facility authorized by the commissioner shall be selected and located after consulting with the persons responsible for the maintenance and operation of the property to be served by the vending facility. A contract for the operation of the vending facility by a licensee shall be executed by the agency and must contain provisions ensuring that the licensee shall charge reasonable prices and that the vending facility shall provide high quality merchandise.