PART III
MATTERS OF JUSTIFICATION OR EXCUSE
12. Infancy-
(1) No person shall be convicted of an offence in relation to any act or omission done or omitted by him or her when under the age of 10 years.
(2) No person shall be convicted of an offence in relation to any act or omission done or omitted by him or her when of the age of 10 years but under the age of 12 years, unless he or she knew that the act or omission was morally wrong, or that it was contrary to law.
Age of criminal responsibility - national proceedings
EDIT.