Article 16-2 of the French Code of Criminal Procedure
Within one month of the explicit or implicit rejection of the request provided for in the previous article, the judicial police officer may lodge an appeal with a commission composed of three judges of the Court of Cassation holding the rank of chamber president or councillor. These magistrates are appointed annually, together with three alternates, by the bureau of the Cour de cassation. The functions of the public prosecutor are…