Chapter 2 Punishment of Crimes within the jurisdiction of the Court
Article 14 (War crime using forbidden weapon)
Any person who uses any of following weapons related to international or non- international armed conflicts shall be subject to punishment of life or no less than 5 years.
1. Poison(poison) or poisoned weapon(poisoned weapon)
2. Biological or chemical weapon
3. Bullets which expand or flatten easily in the human body,
National penalties - life imprisonment
EDIT.