 The whole of the French part of the line is owned by the Réseau Ferré de France (RFF), the upstream network is managed by Rete Ferroviaria Italiana, society of FS ("Ferrovie dello Stato"), the lower part and the station being under the management of the SNCF.There is therefore an electrical disconnection and signaling changes upstream (catenary supports also bear inscriptions in Italian).The railway line serving Modane is the Maurienne line, or its official name the "ligne de Culoz à Modane (frontière)" [line of Culoz to Modane (border)].