No person shall violate or attempt to violate any rule or regulation prescribed by the appropriate officer, board or commission of the City and County for the administration and protection of any public building or grounds of said City and County under the control and jurisdiction of said officer, board or commission, provided that a copy of said rule or regulation is posted in a conspicuous place in the public building or grounds to which said rule or regulation applies.
(Added by Ord. 79-72, App. 4/3/72)