This Act does not apply to, or in relation to:
(a) a warship or other vessel that:
(i) is operated for naval or military purposes by Australia or a foreign country; and
(ii) is under the command of a member of the Australian Defence Force or of a member of the armed forces of the foreign country; and
(iii) bears external marks of nationality; and
(iv) is manned by seafarers under armed forces discipline (however described); or
(b) a Government vessel that is used only on government non - commercial service as a naval auxiliary; or
(c) a vessel used by a foreign country for customs or law enforcement purposes.