SPECIAL PART
Chapter I
CRIMES AGAINST THE PEACE AND SECURITY OF HUMANITY, WAR CRIMES
Article 138. Violation of International Humanitarian Laws
(3) The failure to execute or the inadequate execution by a superior of the obligations to prevent the commission by subordinates of crimes provided in art. 137 shall be punished by imprisonment for 6 to 12 years.
Superior / subordinate relationship (military) - national proceedings
Superior / subordinate relationship (civilian) - national proceedings
EDIT.