(1) A serious crime is a war crime if it was committed:
(a) in the course of hostilities in a war;
(b) in the course of an occupation;
(c) in pursuing a policy associated with the conduct of a war or with an occupation; or
(d) on behalf of, or in the interests of, a power conducting a war or engaged in an occupation.
(2) For the purposes of subsection ( 1), a serious crime was not committed:
(a) in the course of hostilities in a war; or
(b) in the course of an occupation;
merely because the serious crime had with the hostilities or occupation a connection (whether in time, in time and place, or otherwise) that was only incidental or remote.
(3) A serious crime is a war crime if it was:
(a) committed:
(i) in the course of political, racial or religious persecution; or
(ii) with intent to destroy in whole or in part a national, ethnic, racial or religious group, as such; and
(b) committed in the territory of a country when the country was involved in a war or when territory of the country was subject to an occupation.
(4) Two or more serious crimes together constitute a war crime if:
(a) they are of the same or a similar character;
(b) they form, or are part of, a single transaction or event; and
(c) each of them is also a war crime by virtue of either or both of subsections ( 1) and (3).