§ 381. Waterclosets. 1. There shall be provided for every mercantile
establishment, every restaurant, every telegraph or messenger company in
a city and every station, terminal or car barn where women employees of
a street, surface, electric, subway, or elevated railroad report for
duty a sufficient number of suitable and convenient waterclosets. They
shall be maintained inside the building where the employees work, except
where, in the opinion of the commissioner, it is impracticable.

2. There shall be separate watercloset compartments or toilet rooms
for females, constructed and maintained in accordance with the rules of
the board.

3. The use of any form of trough watercloset, latrine or school sink
within any mercantile establishment or restaurant is prohibited.

4. All waterclosets, urinals, watercloset compartments and toilet
rooms and the plumbing in connection therewith shall be properly
constructed, installed, ventilated, lighted, heated and maintained in
accordance with the rules of the board.