Article D47-25 of the French Code of Criminal Procedure
When, in the event of an appeal, the Criminal Appeals Chamber finds that the accused has been tried without the expert examination provided for by Article 706-115 has been carried out, except in cases where it is optional or has been deemed unnecessary pursuant to the provisions of Articles D. 47-22 or D. 47-23, it orders that this expert opinion be carried out. The Chamber then refers the case to…