Section 7(1) in The Merchant Shipping (Examination For Skipper And Second Hand Of A Fishing Vessel) Rules, 1964
(1)A candidate desiring to obtain a certificate of competency as second hand shall---(a)not be less than 19 years of age;and(b)either have served at least three years on deck on board a sea-going fishing vessel of not less than 25 tons gross;orhave served at least three years and a half at sea on deck of which one year must have been on board a sea-going fishing vessel of not less than 25 tons gross.
