CROATIA CRIMINAL CODE
GENERAL PART
CHAPTER FOUR (iv) CULPABILITY
Article 42
The punishment of a perpetrator may be mitigated if at the time of the perpetration of a criminal offense, due to a condition referred to in Article 40, paragraph 2 of this Code, the perpetrator was of substantially diminished mental capacity, provided that the mental deficiency was not voluntarily produced.
Incapacity - national proceedings
Insanity - national proceedings
Mental disease or defect - national proceedings
EDIT.