(a) Every dwelling unit shall be provided with not less than the following sanitary facilities contained within a room which shall afford privacy to any occupant thereof:
(1) A water closet.
(2) A bathtub or shower.
(3) A lavatory.
(b) Every dwelling unit shall be provided with one (1) and only one (1) complete kitchen or kitchenette with approved cooking, refrigeration and sink facilities. No such kitchen facilities shall be placed within any water closet compartment or within any bathroom.