CRIMINAL CODE
PART I - General Provisions
TITLE V - General Exemption From Criminal Liability
25. -(1) Nothing is a crime which is done by a person under nine years of age.
(2) Nothing is a crime which is done by a person of nine and under twelve years of age who has not attained sufficient maturity of understanding to judge of the nature and consequences of his conduct in the matter in respect of which he is accused.
Age of criminal responsibility - national proceedings
EDIT.