Article L1233-11 of the French Labour Code
An employer who is planning to make employees redundant for economic reasons, whether individually or as part of a mass redundancy scheme involving less than ten employees within the same thirty-day period, shall, before taking any decision, invite the person(s) concerned to an interview. The notice is sent by registered letter or by hand-delivered letter against receipt. The letter shall state the purpose of the meeting. The preliminary interview may…