A. “Place of business” means any and all such places as shops, stores, factories, public garages, offices, theaters, recreation and dance halls, poolrooms, cafes, cafeterias, cabarets, restaurants, hotels, lodging houses, streetcars, buses, interurban and railway passenger coaches and waiting rooms.

B. “Enclosed public place” means the dining rooms in hotels, restaurants, cafes and cafeterias, theaters, arenas, passenger elevators, streetcars, buses, interurban and railway passenger coaches, motor and other passenger vehicles used by common carriers, railway station waiting rooms, and state, county and city buildings; but the owner or proprietor of any hotel dining room, restaurant, cafe, or cafeteria may designate the same as a public smoking room by a conspicuous sign at or near the entrance, and in any state, county, or city building any public officer who has a private office separate and apart from his public office may, if he so desires, designate the private office as a place where smoking may be permitted, and, so long as the private office is so designated, smoking therein shall not be considered in violation of this section. (Code 1975 §§ 13-1010, 13-1011)