BULGARIA – CRIMINAL CODE
GENERAL PART
Chapter Three - PENALLY RESPONSIBLE PERSONS
Article 33
(1) Penally responsible shall not be a person, who has acted in a state of insanity - where due to retarded mentality or derangement of his consciousness of prolonged or short duration, the person has not been able to understand the nature and meaning of the act or to manage his actions.
(2) (Amended, SG No. 95/1975) No punishment shall be imposed on a person who has committed a crime, where by the pronouncement of the sentence that person falls into a state of deranged consciousness, as a result of which he cannot understand the nature and meaning of his actions or manage them. Such a person shall be subject to punishment if he recovers his health.
Article 34
With regard to the persons mentioned in the preceding article, the relevant compulsory medical measures may be applied in the cases provided in this Code.
Incapacity - national proceedings
Insanity - national proceedings
Mental disease or defect - national proceedings
EDIT.