Cal. HSC § 114245

(a) An area designated for refuse, recyclables, returnables, and a redeeming machine for recyclables or returnables shall be located so that it is separate from food, equipment, utensils, linens, and single-service and single-use articles and a public health hazard or nuisance is not created. (b) Receptacles and waste handling units for refuse, recyclables, and returnables shall not be located so as to create a public health hazard or nuisance or interfere with the cleaning of adjacent space.