A. No person shall smoke in a public place or at a public meeting except in designated smoking areas.

B. Smoking areas may be designated by proprietors or other persons in charge of public places, except in passenger elevators, school buses, public means of mass transportation and any other place in which smoking is prohibited by the fire marshal or by other law, ordinance or regulation.

C. Where smoking areas are designated, existing physical barriers and ventilation systems shall be used to minimize the toxic effect of smoke in adjacent nonsmoking areas. (Prior code § 7-302)