Schedule 1—Amendment of the Criminal Code Act 1995
Chapter 8—Offences against humanity and related offences
Division 268—Genocide, crimes against humanity, war crimes and crimes against the administration of the justice of the International Criminal Court
Subdivision F—War crimes that are serious violations of article 3 common to the Geneva Conventions and are committed in the course of an armed conflict that is not an international armed conflict
268.76 War crime—sentencing or execution without due process
(1) A person (the perpetrator) commits an offence if:
(f) the perpetrator knows of:
(i) if subparagraph (d)(i) applies—the absence of a previous judgment; or
(ii) if subparagraph (d)(ii) applies—the failure to afford the relevant guarantees and the fact that they are indispensable to a fair trial; and
Knowledge - national proceedings
EDIT.