Chapter 5
Miscellaneous
Schedule 1
Crimes
Part 3
War Crimes
'War crimes' mean any of the following:
(c) In the case of an armed conflict not of an international character, serious violations of Article 3 common to the four Geneva Conventions of 12 August 1949, namely, any of the following conduct committed against persons taking no active part in the hostilities, including members of armed forces who have laid down their arms and those placed hors de combat by sickness, wounds, detention or any other cause:
(iv) the passing of sentences and the carrying out of executions without previous judgment pronounced by a regularly constituted court, affording all judicial guarantees which are generally recognised as indispensable.
EDIT.