Norma relacionada
Rwanda
Practice Relating to Rule 72. Poison and Poisoned Weapons
Rwanda’s Penal Code (1977) states:
Poisoning is the attempt against the life of a person committed by using substances which can kill more or less promptly, regardless of how these substances have been used or administered or what the consequences are. It entails the death penalty. 
Rwanda, Penal Code, 1977, Article 315.
Rwanda’s Law Repressing the Crime of Genocide, Crimes against Humanity and War Crimes (2003) provides:
Article: 10
“War crime” shall also mean any of the following acts committed in armed conflicts:
1° employment of poisonous weapons or other weapons calculated to cause unnecessary suffering;
Article: 11
Anyone who commits one of the war crimes provided for in Article 10 of this law shall be punished by the following penalties:
1° the death penalty or life imprisonment where he has committed a crime provided for in point 1°, 4°, 5°, 6°, 9° or 10° of Article 10 of this law. 
Rwanda, Law Repressing the Crime of Genocide, Crimes against Humanity and War Crimes, 2003, Articles 10–11.
On the basis of replies by army officers to a questionnaire, the Report on the Practice of Rwanda notes that the prohibition of the use of poison in armed conflicts is customary. 
Report on the Practice of Rwanda, 1997, Replies by army officers to a questionnaire, Chapter 3.2.