GENERAL PART
CHAPTER TWO
THE OFFENCE
FIRST TITLE
FOUNDATIONS OF CRIMINAL LIABILITY
Section 20
Insanity
Any person who at the time of the commission of the offence is incapable of appreciating the unlawfulness of their actions or of acting in accordance with any such appreciation due to a pathological mental disorder, a profound consciousness disorder, debility or any other serious mental abnormality, shall be deemed to act without guilt.
Insanity - national proceedings
Mental disease or defect - national proceedings
EDIT.