Section 17 in The Cochin Harbour Craft Rules, 1947
17. Working of the licensed harbour craft at night and in bad weather.
(a)No licensed harbour craft shall ply in the outer roads(i)between the hours of 6 P.M. and 6 A.M., without the previous permission of the Deputy Conservator of the Port;(ii)when flag "S" by day or one red light by night indicating bad weather or high sea is displayed from the Port Flagstaff.(b)When either of the signals referred to in clause (ii) above is hoisted at the Port Flagstaff, all harbour craft plying in the outer road shall return to the inner harbour at once and shall not proceed again to the outer roads without the special permission of the Deputy Conservator of the Port until the signal is hauled down.
