Special Part
Section 13.
Crimes against peace and human security
Chapter 33.
Crimes against peace and human security
Article 390. Serious breach of international humanitarian law during armed conflicts.
3.5) assault on a person who, obviously for the perpetrator, ceased immediate participation in military actions, is punished with imprisonment for 10-15 years, of for life.
Killing or wounding a combatant who has laid down his arms and surrendered at discretion - IAC
Killing or wounding a combatant who no longer has means of defence and has surrendered at discretion - IAC
National penalties - war crimes
National penalties - maximum penalty
National penalties - life imprisonment
EDIT.