BOOK I
General provisions on felonies and misdemeanours, the persons responsible, the penalties, security measures and other consequences of criminal offences
TITLE I
On felonies and misdemeanours
CHAPTER II
On the causes of exclusion from criminal accountability
Article 20
The following persons shall not be criminally accountable :
1. Those who, at the time of committing a crime, due to any mental anomaly or alteration, cannot comprehend the unlawful nature of the act, or to act in line with that comprehension.
A transitory mental disorder shall not cause exoneration from the punishment when provoked by the subject in order to commit the offence, or when he would or should have foreseen that it would be committed.
Incapacity - national proceedings
Insanity - national proceedings
Mental disease or defect - national proceedings
EDIT.