New York Laws
Title 1 - Sanitation
379 - Dressing Rooms.

ยง 379. Dressing rooms. In every mercantile establishment or restaurant
where more than five women are employed and in every terminal or car
barn where more than five women employees of a street, surface,
electric, subway or elevated railroad report for duty a sufficient
number of dressing rooms conveniently located shall be provided for
their use. All dressing rooms shall be separated from waterclosets by
partitions, shall have adequate floor space in proportion to the number
of employees, shall be provided with seats and with suitable means for
hanging clothes and shall be constructed, heated, ventilated, lighted
and maintained in accordance with the rules of the board.