Article A37-20-4 of the French Code of Criminal Procedure
In the case provided for in 2° of Article A. 37-20-2, the person specifies the identity, address and driving licence reference of the person who was presumed to be driving the vehicle when the offence was recorded; he or she is not required to send a letter transmitted digitally; he or she is informed that any false statement exposes him or her to criminal prosecution.