BULGARIA – CRIMINAL CODE
SPECIAL PART
Chapter Fourteen - CRIMES AGAINST PEACE AND HUMANITY
Section II - Crimes Against the Laws and Customs of Waging War
Article 410
A person who in violation of the rules of international law for waging war:
a) perpetrates or orders the perpetration of, on wounded, sick, shipwrecked persons or sanitary personnel, acts of murder, tortures, or inhuman treatment, including biological experiments, inflicts or orders grave sufferings, mutilation or other impairments of health to be inflicted to such persons;
Biological experiments - IAC
Grave breaches - IAC
Inhuman treatment - IAC
Intentionally directing attacks against personnel using the emblems of the Geneva Conventions - IAC
Killing or wounding a combatant who no longer has means of defence and has surrendered at discretion - IAC
Mutilation - IAC
Torture - IAC
Wilful killing - IAC
Wilfully causing great suffering - IAC
Wilfully causing serious injury to health - IAC
EDIT.