LAW ON THE ESTABLISHMENT OF EXTRAORDINARY CHAMBERS IN THE COURTS OF CAMBODIA FOR THE PROSECUTION OF CRIMES COMMITTED DURING THE PERIOD OF DEMOCRATIC KAMPUCHEA
CHAPTER VIII – Individual Responsibility
Article 29
The fact that a Suspect acted pursuant to an order of the Government of Democratic Kampuchea or of a superior shall not relieve the Suspect of individual criminal responsibility.
Manifestly unlawful order
Superior orders - national proceedings
EDIT.