Article 627-14 of the French Code of Criminal Procedure
A person who has been provisionally arrested under the conditions provided for in Article 92 of the Statute may, if he or she consents, be surrendered to the International Criminal Court before the competent authorities under Article 87 of the Statute have received a formal request for surrender from the international court. The decision to surrender is taken by the Investigating Chamber of the Paris Court of Appeal after it…