Merchant Shipping Act (Cap. 234), article 169

169. (1) The master has authority over his crew, his passengers and persons on board, to enforce obedience to his lawful comman ds for the navigation and management of his ship and the preservat ion of good order on board. (2) The master may, where he has reasonable cause to believe and in fact believes that it is necessary for the preservation of order and discipline, or for the safety of the vessel or the persons or property on board, arrest and c onfine, or cause the arrest and confinement of, any person on board his ship in a reasonable manner and for such time as may be reasonable in the circumstances. Misconduct endangering life on ship.  Amended by:  XIII. 1983.5; XXII. 2000.2.