Unión Internacional de Vagones Privados (UIP)
Unión Internacional de Ferrocarriles (UIC)
Asociación Española de Transportes Intermodal (EIA)
Administrador De Infraestructuras Ferroviarias (Adif)
RENFE
SNCF
Ministerio de Fomento
European Association for Railway Interoperability (AEIF)
Internation Union of Public Transport
International Union of Combined Rail-Road Transport Companies
Community of European Railways
Union of European Railways Industries
European Rail freight Association
Organ. Intergouv. pour les transport Inter. Ferrov. (OTIF)
Tank for Transport of Dangerous goods (CEN)
Commision Européenne (GD TREN)
