Section 12(c) in Merchant Shipping (Seafarer Accommodation) Rules, 2016
(c)The storage, filling and distribution arrangements for drinking water shall be such as to prevent any possible contamination. A dry space, such as cofferdam, shall be provided between drinking water tanks and other tanks such as oil tanks and sewage tanks. Drinking water tanks shall not contain any piping other than that necessary for the carriage and distribution of drinking water. Air, filling and sounding pipes shall stand sufficiently above the deck.
