CHAPTER III — CRIMINAL OFFENCES
PART 12 — OFFENCES AGAINST THE INTERNATIONAL ORDER
Division 3 — Crimes Against Humanity
Crime against humanity—extermination
83.— (1) A person (the perpetrator) commits an indictable offence if—
(a) the perpetrator causes the death of one or more persons ; and
(b) the perpetrator’s conduct constitutes, or takes place as part of, a mass killing of members of a civilian population ; and
(c) the perpetrator’s conduct is committed intentionally or knowingly as part of a widespread or systematic attack directed against a civilian population.
Civilian population - crimes against humanity
Extermination - crimes against humanity
Knowledge of the attack - crimes against humanity
Widespread or systematic attack - crimes against humanity
EDIT.