Section 60(1)(d) in The Navy (Pay And Allowances) Regulations, 1966
(d)Small Craft:(i)Trawlers and Craft on Mine-sweepers and Anti-Submarine Work.(ii)Examination Vessels.(iii)Motor Torpedo Boats.(iv)Motor Gunnery Boats.(v)Seaward Petrol Craft.(vi)Sea going Lanches.