ERA Railway Terminology visual v0 featured

ERA Railway Terminology Collection

Last updated: 12 March 2026

The ERA Railway Terminology Collection gathers terms and abbreviations that are contained in the EU legal framework for railway, technical documents produced by bodies which are engaged in the development of important evolution in the railway system and other relevant glossaries.

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Starting with "T" (619)

Disclaimer
ERA Railway Terminology Collection is a consultation tool, developed to support the sharing of information through the actors involved in running the Single European Railway Area (SERA). The responsibility for the correctness, completeness, accuracy, or reliability of the information in ERA RTC lays upon the authors of the definitions, as they derive from reference documents having their own preparation and approval flow. Users cannot call ERA liable for the use they make of the content. Please consider that when the collection is exported (.csv) and then printed or converted, it becomes uncontrolled.
Term	Context	Document Type	Origin document
Transmission layer	Withdrawn	Application Guide	TAP TSI Annex B.52 Reservation application_guide - version 1.0 of 06/12/2013	Latest release
Transmission system operator	Energy	Regulation	Regulation (EU) 2023/1804 of the European Parliament and of the Council of 13 September 2023 on the deployment of alternative fuels infrastructure, and repealing Directive 2014/94/EU
Transmodel	Withdrawn	Application Guide	TAP TSI Annex B.50 Timetable application_guide - version 1.0 of 06/12/2013	Latest release
Transparency and recognition of practices	Freight	Glossary	Transport of dangerous goods. Risks Management Framework. Framework glossary v. 1.0/2018
Transponder	ERTMS	Technical Document	ERTMS/ETCS - Glossary of Terms and Abbreviations - version : 4.0.0 - date 05/07/2023
Transport chain	Withdrawn	Glossary	Glossary for transport statistics - 6TH EDITION 2026	Latest release
Transport composition	Freight	Glossary	Transport of dangerous goods. Risks Management Framework. Framework glossary v. 1.0/2018
Transport contract	Withdrawn	TSI	Commission Regulation (EU) No 454/2011 of 5 May 2011 on the technical specification for interoperability relating to the subsystem ‘telematics applications for passenger services’ of the trans-European rail system	Latest release
Transport contract	SERA_EU Transport	Regulation	Regulation (EU) 2021/782 of the European Parliament and of the Council of 29 April 2021 on rail passengers’ rights and obligations (recast)
Transport document	International Relations	Convention	Convention concerning International Carriage by Rail (COTIF) Appendix C – Regulations concerning the International Carriage of Dangerous Goods by Rail (RID)
Transport document	Withdrawn	Application Guide	TAP TSI Annex B.53 Direct Fulfilment application_guide - version 1.0 of 06/12/2013	Latest release
Transport document	Withdrawn	Application Guide	TAP TSI Annex B.54 Indirect Fulfilment application_guide - version 1.0 of 06/12/2013	Latest release
Transport document	Telematics Applications for Passenger and Freight Services	Regulation	Regulation No 11 concerning the abolition of discrimination in transport rates and conditions, in implementation of Article 79 (3) of the Treaty establishing the European Economic Community	Latest release
Transport event	Freight	Glossary	Transport of dangerous goods. Risks Management Framework. Framework glossary v. 1.0/2018
Transport greenhouse gases	EU Policy	Glossary	Eurostat Transport Glossary on web release November 2024
Transport index (TI)	International Relations	Convention	Convention concerning International Carriage by Rail (COTIF) Appendix C – Regulations concerning the International Carriage of Dangerous Goods by Rail (RID)
Transport Market Study (TMS)	RNE Glossary	Glossary	RNE Glossary - NS_CID_Glossary_2025
Transport mode	Withdrawn	TSI	Commission Regulation (EU) No 454/2011 of 5 May 2011 on the technical specification for interoperability relating to the subsystem ‘telematics applications for passenger services’ of the trans-European rail system	Latest release
Transport mode	EU Policy	Glossary	Eurostat Transport Glossary on web release November 2024
Transport mode	EU Policy	Glossary	The Social Costs of Transport - February 1997

Common Safety Method
Conformity Assessment
Control-Command and Signalling
Data Protection
Energy
Entity in Charge of Maintenance
ERTMS
EU Policy
Freight
Infrastructure
International Relations
International Standard
Interoperability
Noise
Operation
Persons with Reduced Mobility
Railway Tunnels
Registers
Regulation
RNE Glossary
Safety / SSC-SA
Security
SERA_EU Transport
Single Market Mutual Recognition Conformity Assessment
SMS Safety Culture Human and Organisational Factor
Telematics Applications for Passenger and Freight Services
Vehicles / VA
Withdrawn

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ERA Technical Document
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International Agreement
ISO
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