Article L3251-4 of the French Labour Code
Subject to the provisions of article 1240 of the French Civil Code, employers may not require employees to pay money or withhold money under the name of expenses or any other name for any purpose whatsoever, in the normal course of their work in the following sectors: 1° Hotels, cafés, restaurants and similar establishments ; 2° Entertainment companies, circles and casinos; 3° Transport companies.