BOOK I
General provisions on felonies and misdemeanours, the persons responsible, the penalties, security measures and other consequences of criminal offences
TITLE XXIV
Crimes against the International Community
CHAPTER III
On crimes against protected persons and assets in the event of armed conflict
Article 614 bis
When any of the conducts set forth in this Chapter form part of a plan or policy or are committed on a major scale, the upper half of the respective penalties shall be applied.
Large-scale commission - war crimes
Part of plan or policy - war crimes
EDIT.