TITLE XXIV
Offences against the International Community
CHAPTER II
Offences of genocide
Article 607
2. The diffusion by any means of ideas or doctrines that deny or justify the offences defined in the previous paragraph of this Article, or whose objective is to rehabilitate regimes or institutions that support practices that cause such offences shall be punishable with a term of imprisonment of one to two years.
Individual criminal responsibility
Incitement to genocide
EDIT.