Section 37(5) in The West Bengal Factories Rules, 1958
(5)Where workers of both sexes are employed, separate latrines shall be provided for each sex and outside each latrine, at the entrance, there shall be displayed in a conspicuous position. an approved sign or a notice in Hindi or in Devnagri script and Bengali clearly indicating the sex for which the latrine is provided. All latrines intended for females shall be so placed or so screened that the interior shall not be visible even when the door is open, from any place where persons of other sex have to work or pass, and, if the latrines for one sex adjoin those for the other sex the approaches shall be separate and there shall be no common entrance.
