PART 2 - INTERNATIONAL CRIMES AND OFFENCES AGAINST ADMINISTRATION OF JUSTICE
General principles of criminal law
12.
General principles of criminal law—
(1)For the purposes of proceedings for an offence against section 9 or section 10 or section 11,—
(a)the following provisions of the Statute apply, with any necessary modifications:
(x)article 32 (which relates to mistakes of fact or law):
Mistake of fact - national proceedings
Mistake of law - national proceedings
EDIT.