RATP ‘s mediator

In the event of a dispute concerning the terms and conditions of the transport contract and if you are not satisfied with the customer service ‘s response, you may contact the RATP ’s mediator in writing at the following address :

Médiateur de la RATP,

LAC LC80 54 quai de la Rapée 

75599 Paris Cedex 12

or on the website : mediateurgroupe.ratp.fr