Regulations for the Navy Part IICentral Regulations · 1957
(1) A board of enquiry may be convened by the Chief of the Naval Staff or any Administrative Authority, or when two or more ships are in company, by the senior Naval officer present, whenever any matter arises upon which he requires to be thoroughly informed.
(2) An Administrative Authority or the senior Naval officer present shall convene a board of inquiry when so directed by superior authority or when so required by any regulations, Government instructions or Navy orders.