Section 22 in Prevention Of Collision On National Waterways Regulations, 2002
22. Visibility of lights.-
The lights prescribed in these regulations shall be visible at the following minimum ranges;(a)A vessel of 20 metres, or more in length, mast headlight, 3 miles, side light 2 miles stern lights 2 miles, towing light 2 miles, alround light 1 mile.(b)A vessel less than 20 metres in length, a mast headlight 2 miles and side light one mile. Stern light I mile, towing light 1 mile, white, red, green, or yellow allround light 1 mile.Lights to be exhibited by vessels.
