Article 41-4 of the French Code of Criminal Procedure
During the investigation or when no court has been seised or when the court seised has exhausted its jurisdiction without having ruled on the restitution of items placed in the hands of justice, the public prosecutor or the public prosecutor is competent to decide, ex officio or on request, on the restitution of these items when ownership is not seriously contested. There shall be no grounds for restitution where restitution…