Crimes Against Humanity and War Crimes Act 2000
4. (1) Every person is guilty of an indictable offence who commits
(a) genocide;
(b) a crime against humanity; or
(c) a war crime.
(1.1) Every person who conspires or attempts to commit, is an accessory after the
fact in relation to, or counsels in relation to, an offence referred to in subsection (1) is
guilty of an indictable offence,
Individual criminal responsibility
Attempt
Conspiracy
EDIT.