Community of European Railway and Infrastructure Companies (CER) represents the interests of its members to the European Parliament, the European Commission, the Council of Ministers and other politicians and players in the transport sector.
The International Railway Transport Committee (CIT) safeguards the legal interoperability of international rail traffic.
The OSShD is an international organisation for cooperation between railways.
The RailNetEurope (RNE) is a European organisation of infrastructure providers with the objective of facilitating network access to the rail infrastructure.
As a worldwide organisation the International Union of Railways (UIR) supports cooperation between rail companies.