The door leading into each toilet room as specified by the Wisconsin Commercial Building Code, chs. SPS 361 to 366, shall be marked to identify whether it is for men or women.
Wis. Admin. Code Department of Agriculture, Trade and Consumer Protection 8-201.14
Contact the Safety and Buildings Division at the department of safety and professional services, P.O. Box 2509, Madison, WI 53701, telephone 608-266-3151 and 711 (TTY) or https://dsps.wi.gov/pages/home.aspx.