Article L2631-1 of the French Labour Code
The collective labour agreements of a company whose head office is located in a department of mainland France, in Guadeloupe, French Guiana, Martinique, Mayotte, La Réunion, Saint-Barthélemy, Saint-Martin or Saint-Pierre-et-Miquelon which concern in particular its establishments located in Wallis and Futuna are negotiated between the employer and the representative employee trade union organisations in the company.