The Director of Developmental Services may set aside and designate any space on the grounds of any of the institutions under the jurisdiction of the department that is not needed for other authorized purposes, to enable such institution to establish and maintain therein a store or canteen for the sale to or for the benefit of patients of the institution of candies, cigarettes, sundries and other articles. The stores shall be conducted subject to the rules and regulations of the department and the rental, utility and service charges shall be fixed as will reimburse the institutions for the cost thereof.

The stores when conducted under the direction of a hospital administrator shall be operated on a nonprofit basis but any profits derived shall be deposited in the benefit fund of each such institution as set forth in

Section 4465. Before any store is authorized or established, the Director of Developmental Services shall first determine that such facilities are not being furnished adequately by private enterprise in the community where it is proposed to locate the store, and may hold public hearings or cause surveys to be made, to determine the same. The Director of Developmental Services may rent such space to private individuals, for the maintenance of a store or canteen at any of the said institutions upon such terms and subject to such regulations as are approved by the Department of General Services, in accordance with the provisions of

Section of the Government Code. The terms imposed shall provide that the rental, utility and service charges to be paid shall be fixed so as to reimburse the institution for the cost thereof and any additional charges required to be paid shall be deposited in the benefit fund of such institution as set forth in

Section 4465.