PART 3 - GENERAL PROVISIONS RELATING TO REQUESTS FOR ASSISTANCE
24.
Requests for assistance—
(1)This Part applies to a request by the ICC for assistance that is made under—
(b)any of the following articles of the Statute:
(iii)article 64 (which relates to various measures that can be taken by the Trial Chamber):
Assistance of States in the attendance and testimony of witnesses and production of documents
EDIT.