Columbia Unlawful entry into a shower or toilet facility ordinance (§ 16-133)

(a) A person commits the offense of unlawful entry into a shower or toilet facility if he knowingly enters a shower, toilet or dressing facility reserved for persons of the opposite sex in any dormitory or rooming house, except:

(1) A person authorized to clean, repair or maintain the facilities may enter the facilities if he first knocks at the entrance to the facilities and announces his purpose and gives persons in the facility time to exit prior to entering the facility.

(2) A person of one sex may use the facilities reserved for the other sex if the facility consists of one toilet or one shower or both a toilet and a shower and the facility door is locked against entry by another person.

(3) A person of one sex may use the facilities reserved for the other sex if the management of the entity providing the facilities has directed the use and taken steps to prevent the use of the facility by persons of both sexes at the same time.

(b) Unlawful entry into a toilet facility is a class B misdemeanor.