A person may enter or use an area in the marine park, without a permission for the area and without notifying the chief executive, for any of the following purposes—
(a) if there is an emergency—(i) to investigate and respond to an emergency alert; or(ii) to save human life or avoid risk of injury to a person; or(iii) to deal with a threat of pollution to the marine environment under a law of the Commonwealth or a national emergency response arrangement in which the chief executive participates; or(iv) to locate or secure the safety of an aircraft, vessel or structure that is, or may be, endangered by stress of weather or by navigational or operational hazards; or(v) to carry out emergency repairs to a navigational aid; or(vi) to remove or salvage a vessel or aircraft, or a section of a vessel or aircraft, or other wreck, that is wrecked, stranded, sunk or abandoned and poses a threat to the marine environment or safety;
(b) if the person is a traditional owner and the activity does not involve fishing or collecting—for the purposes of Aboriginal tradition or Island custom;
(c) to enforce a provision of an Act of the Commonwealth or the State by a person authorised under that Act, or another Act that provides for substantially the same matter as that Act, to enforce the Act ;
(d) to carry out reconnaissance or surveillance for the Commonwealth or the State.