TITLE II COOPERATION WITH THE INTERNATIONAL CRIMINAL COURT
CHAPITRE V OTHER FORMS OF COOPERATION
SECTION V POSTPONEMENT OF EXECUTION AND DENIAL OF REQUESTS FOR ASSISTANCE IN CERTAIN SPECIFIC CASES
Article 29
If the immediate execution of a request for assistance would interfere with an ongoing investigation or prosecution of a case different from that to which the request relates, the central authority may, having obtained the prior opinion of the judicial authorities, postpone the execution of the request for a period of time agreed upon with the Court, in accordance with article 94 of the Statute.
Postponement - ongoing investigation or prosecution
EDIT.