Article D147-13 of the French Code of Criminal Procedure
When, as a result of sentence reductions granted by the sentence enforcement judge, the sentenced person has no remaining sentence to serve, the information provided for in the penultimate paragraph of Article 721 is made by the sentence enforcement judge or, on the latter’s instruction, by the prison integration and probation service. This information may also be sent to the sentenced person by registered letter. This information may also be…