Chapter 1
General provisions

Section 1
Scope of application

International assistance in criminal matters, as referred to in this Act, shall include:

4) institution of criminal proceedings;

Article 18
Preliminary rulings regarding admissibility
2. Within one month of receipt of that notification, a State may inform the Court that it is investigating or has investigated its nationals or others within its jurisdiction with respect to criminal acts which may constitute crimes referred to in article 5 and which relate to the information provided in the notification to States. At the request of that State, the Prosecutor shall defer to the State's investigation of those persons unless the Pre-Trial Chamber, on the application of the Prosecutor, decides to authorize the investigation.