- The lights prescribed in these rules shall be visible at the following minimum ranges:-(1)A vessel of 20 meters or more in length, mast head light, 3 miles, Side lights 2 miles, Stern light 2 miles, Towing light 2 miles, all-round light 1mile.(2)A vessel less than 20 meters in length, a mast head light 2 miles side light one mile. Stern light 1 mile, white, red, green or yellow all-round light 1 mile. Lights to be exhibited by vessels.
