Section 13 in Prevention Of Collision On National Waterways Regulations, 2002
13. Overtaking.-
(a)Notwithstanding anything contained in the regulations of this part any vessel overta kung any other shall keep out of the way of the vessel being overtaken;(b)A vessel shall be deemed to be overtaking when coming up with another vessel from a direction more than 22.5 degrees abaft her beam. That is, in such a position with reference to the vessel she is overtaking, that at night she would be able to see only the sternlight/towing light of that vessel but neither of her sidelights; and(c)Any subsequent alteration of bearing between two vessles shall not make the overtaking vessel a crossing vessel within the meaning of these rules or relieve her the duty of keeping clear of the overtaken vessel until she is finally passed and clear.
