“No Smoking” signs, with letters of not less than one inch in height or the international “No Smoking” symbol (consisting of a pictorial representation of a burning cigarette enclosed in a red circle not less than four inches in diameter with a red bar across it), shall be conspicuously posted in every enclosed area where smoking is prohibited by this chapter, by the owner, operator, manager or other person having control of such enclosed area. In addition, every restaurant shall have posted at every restaurant entrance a conspicuous sign clearly stating that smoking is prohibited in the restaurant.
(Adopted by initiative, dated 11/3/92 (part))