Article 266 of the French Code of Criminal Procedure
At least thirty days before the opening of the assizes, the first president of the court of appeal, or his delegate, or the president of the judicial tribunal, seat of the assize court, or his delegate, draws lots, in open court, from the annual list, the names of thirty-five jurors who will form the session list. He shall also draw the names of ten alternate jurors from the special list….