Related Rule
Burundi
Practice Relating to Rule 33. Personnel and Objects Involved in a Peacekeeping Mission
Burundi’s Law on Genocide, Crimes against Humanity and War Crimes (2003) states:
[The following are] considered as war crimes:
B. Other serious violations of the laws and customs applicable in international armed conflicts, within the established framework of international law, namely, any of the following acts:
c) launching deliberate attacks against personnel, installations, material, units or vehicles involved in a … peacekeeping mission in accordance with the Charter of the United Nations, as long as they are entitled to the protection given to civilians or civilian objects under the international law of armed conflict;
D. Other serious violations of the laws and customs applicable in armed conflicts not of an international character, within the established framework of international law, namely, any of the following acts:
c) launching deliberate attacks against personnel, installations, material, units or vehicles involved in a … peacekeeping mission in accordance with the Charter of the United Nations, as long as they are entitled to the protection given to civilians or civilian objects under the international law of armed conflict. 
Burundi, Law on Genocide, Crimes against Humanity and War Crimes, 2003, Article 4(B)(c) and (D)(c).
Burundi’s Penal Code (2009) states:
“War crimes” means crimes which are committed as part of a plan or policy or as part of a large-scale commission of such crimes, in particular:
2. … [S]erious violations of the laws and customs applicable in international armed conflict, within the established framework of international law, namely, any of the following acts:
3°. Intentionally directing attacks against personnel, installations, material, units or vehicles involved in a … peacekeeping mission in accordance with the [1945] Charter of the United Nations, as long as they are entitled to the protection given to civilians or civilian objects under the international law of armed conflict;
5. … [S]erious violations of the laws and customs applicable in armed conflicts not of an international character, within the established framework of international law, namely, any of the following acts:
3°. Intentionally directing attacks against personnel, installations, material, units or vehicles involved in a … peacekeeping mission in accordance with the Charter of the United Nations, as long as they are entitled to the protection given to civilians or civilian objects under the international law of armed conflict. 
Burundi, Penal Code, 2009, Article 198(2)(3°) and (5)(3°).