TITLE II COOPERATION WITH THE INTERNATIONAL CRIMINAL COURT
CHAPITRE V OTHER FORMS OF COOPERATION
SECTION II FORM AND CONTENTS OF REQUESTS FOR ASSISTANCE
Article 23
In accordance with article 96, paragraph 2 of the Statute, the request shall contain or be supported by the following:
(5) such information as may be required under Belgian law in order to execute the request;
Information required under the law of the requested State
EDIT.