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
268.75 War crime—taking hostages
(1) A person (the perpetrator) commits an offence if:
(e) the perpetrator knows of, or is reckless as to, the factual circumstances establishing that the person or persons are not taking an active part in the hostilities; and
Recklessness
Knowledge - national proceedings
EDIT.