Organisations & bodies
FRMCS is shaped by the interplay of railway organisations, standardisation bodies, authorities and industry. This directory shows their tasks and contributions — from operational requirements through technical specifications to regulatory requirements.
Editorial status: All entries are under review. The short descriptions rely on the linked official source in each case; the original source is always authoritative. A publication by a body is not automatically legally binding.
12 results
International Union of Railways. Runs the FRMCS programme, in which railways develop their operational requirements and the railway-specific system specifications for FRMCS.
Mainly publishes: Requirements, System specifications
Sub-bodies
UIC group on frequency aspects of railway radio.
Mainly publishes: Position papers
Partnership of regional standards organizations that develops mobile communication standards (including 5G). Railway-specific requirements are incorporated into these standards as features; not every 3GPP publication is FRMCS-relevant.
Mainly publishes: Technical specifications, Technical reports
Sub-bodies
3GPP group for the radio access network, including 5G New Radio; underlying mobile standardization.
Mainly publishes: Radio specifications
Radio and performance requirements, including for frequency bands – also relevant for the railway bands.
Mainly publishes: Radio requirements
Issues the binding EU legal acts, such as TSI regulations and frequency decisions. Committees of the member states contribute but do not themselves enact law.
Mainly publishes: Regulations, Implementing decisions
Sub-bodies
Committee of the member states that supports the Commission on technical frequency decisions – including railway frequencies.
Mainly publishes: Committee opinions
Association of European telecommunications administrations; develops the technical basis for frequency use in Europe.
Mainly publishes: Reports, Decisions
Sub-bodies
CEPT committee for electronic communications and frequency harmonization.
Mainly publishes: ECC decisions, ECC reports
ECC working group for frequency management and harmonization.
Mainly publishes: Reports, Draft decisions
ECC working group for frequency-technical compatibility studies.
Mainly publishes: Compatibility reports
UN specialized agency for telecommunications. Relevant for the international railway radio context (RSTT), not the publisher of the FRMCS core specification.
Mainly publishes: Recommendations, Reports
Sub-bodies
Radiocommunication sector of the ITU for international frequency and radio regulation.
Mainly publishes: Recommendations, Reports
ITU-R study group for terrestrial radio services.
Mainly publishes: Recommendations, Reports
Working group under SG 5 that addresses, among other things, Railway Radiocommunication Systems between Train and Trackside (RSTT).
Mainly publishes: Recommendations, Reports
Projects such as MORANE-2 or 5GRail are not permanent bodies and are therefore not listed in this directory. FRMCS Atlas is an independent offering and has no official relationship with the organisations named.