Article 706-25-16 of the French Code of Criminal Procedure
I.-Where a person has been sentenced to an unsuspended custodial sentence of five years or more for one or more of the offences referred to in Articles 421-1 to 421-6 of the Criminal Code, excluding those defined in articles 421-2-5 and 421-2-5-1 of the same code, or for a period of three years or more where the offence was committed as a repeat offender, and it is established, following a…