Technical Specifications for Interoperability
The ERA Technical Specification for Interoperability (TSI) are specifications drafted by the European Railway Agency
European Railway Agency
The European Railway Agency is one of the agencies of the European Union. The decision to set up the agency was made in April 2004. The agency has two main sites, both in Nord Department, France...

 and adopted in a Decision by the European Commission
European Commission
The European Commission is the executive body of the European Union. The body is responsible for proposing legislation, implementing decisions, upholding the Union's treaties and the general day-to-day running of the Union....

, to ensure the interoperability
Interoperability is a property referring to the ability of diverse systems and organizations to work together . The term is often used in a technical systems engineering sense, or alternatively in a broad sense, taking into account social, political, and organizational factors that impact system to...

 of the trans-European rail system. The interoperability issues apply to the lines within the Trans-European Rail network
Trans-European Rail network
The Trans-European Rail network is made up of the Trans-European high-speed rail network as well as the Trans-European conventional rail network...


TSIs are related to
  • infrastructure,
  • energy,
  • rolling stock
    Rolling stock
    Rolling stock comprises all the vehicles that move on a railway. It usually includes both powered and unpowered vehicles, for example locomotives, railroad cars, coaches and wagons...

  • control-command and signalling
    Control engineering
    Control engineering or Control systems engineering is the engineering discipline that applies control theory to design systems with predictable behaviors...

  • maintenance and operation

and are in force since 1 December 2002.

External links

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