426. Typical obligations of states parties.

The object and purpose of almost all of the multilateral treaties which provide for international crimes1 is the more effective suppression of defined conduct through the undertaking by states parties of a raft of obligations relating to their national criminal justice systems2. The typical obligations of states parties to these treaties3 include the obligation to ensure that the defined conduct is criminal under their national law4; the obligation to provide for penalties which reflect the seriousness of the crime5; the obligation (or in rare cases express permission) to extend their prescriptive and accompanying adjudicative jurisdiction over the crime on