Article 728-52 of the French Code of Criminal Procedure
When it is in possession of the necessary information, the Criminal Appeals Chamber shall decide, within a maximum of fifteen days, whether to recognise the decision sentencing the person to a custodial sentence or security measure as enforceable on French territory. Articles 728-37 to 728-39 and 728-42 to 728-44 are applicable. For the application of these same articles, the criminal appeals chamber exercises the powers of the public prosecutor. When…