553.86 Public restrooms; ratio of facilities for men and women; application; incorporation into the Florida Building Code.—The Florida Building Commission shall incorporate into the Florida Building Code, to be adopted by rule pursuant to s. 553.73(1), a ratio of public restroom facilities for men and women which must be provided in all buildings that are newly constructed after September 30, 1992, and that have restrooms open to the public. This section does not apply to establishments licensed under chapter 509 if the establishment does not provide meeting or banquet rooms which accommodate more than 150 persons and the establishment has at least the same number of water closets for women as the combined total of water closets and urinals for men.