Article R442-4 of the French Code of civil enforcement procedures
When Article R. 442-2, the clerk’s office notifies the claimant by any means of the place, day and time of the hearing. The defendant is summoned by registered letter with acknowledgement of receipt. This letter contains a copy of the claim, informs the interested party that, failing to appear or to make known his means of defence, he risks being judged solely on the basis of the information provided by…