BULGARIA – CRIMINAL CODE
SPECIAL PART
Chapter Fourteen - CRIMES AGAINST PEACE AND HUMANITY
Section II - Crimes Against the Laws and Customs of Waging War
Article 414
(1) A person who, in violation of the rules of international law for waging war destroys, damages or makes unfit cultural or historical monuments and objects, works of art, buildings and equipment intended for cultural, scientific or other humanitarian purposes, shall be punished by deprivation of liberty for one to ten years.
(2) The same punishment shall also be imposed on a person who steals, unlawfully appropriates or conceals objects indicated in the preceding paragraph or imposes contribution or confiscation with respect to such objects.
Intentionally directing attacks against buildings dedicated to religion, education, art, science or charitable purposes, historic monuments, hospitals and places where the sick and wounded are collected - IAC
National penalties - war crimes
National penalties - maximum penalty
National penalties - life imprisonment
EDIT.