Соответствующая норма
Practice Relating to Rule 122. Pillage of the Personal Belongings of Persons Deprived of Their Liberty
Bulgaria’s Penal Code (1968), as amended 1999, provides that any “person who, on the battlefield, takes away objects from … a captive … person, with the intention to unlawfully appropriate them” commits a punishable crime. 
Bulgaria, Penal Code, 1968, as amended in 1999, Article 405.