(1) The Secretary may conduct an inquiry into any accident to which section 16 applies to establish the cause of the accident.
(2) Where the Secretary believes, on reasonable grounds, that any occurrence may be an accident to which section 16 applies, the Secretary may conduct a preliminary inquiry in order to establish whether or not the occurrence is such an accident.
(3) Subject to section 21, the Secretary may, for the purpose of any inquiry or preliminary inquiry under this section, require any person to supply to the Secretary all such information as that person may have of relevance to the inquiry or preliminary inquiry.
(4) Where the Secretary conducts an inquiry under this section, the Secretary shall prepare a written report of the findings of the inquiry, and shall make copies of that report available on request to interested parties.
Compare: 1982 No 27 s 14(6), (7)