Investigation into occupational accidents, injuries and diseases on board ships
46.—(1)  Where the Director becomes aware of any occupational accident, injury or disease arising from service on board any ship, the Director may appoint an inspector to investigate the cause and circumstances of the occupational accident, injury or disease.
(2)  The Director or an inspector appointed by the Director under subsection (1) may, for the purposes of an investigation under this section —
(a)board any ship;
(b)inspect any ship;
(c)summon any person before him and require him to answer questions;
(d)require any person to furnish a sworn statement relating to the cause or circumstances of the occupational accident, injury or disease; and
(e)require the production of any book, log book, certificate, register, document or other information relating to any ship or persons on board the ship.
(3)  Except with the permission of the Director, no person shall, unless necessary for the prevention of any accident or for the safe navigation of a ship —
(a)alter, replace, remove or add to any machinery, equipment or article which may have contributed to the cause of any occupational accident, injury or disease; or
(b)modify the scene of the occupational accident or injury or the place where the occupational disease occurred.