Authorisations made under the Railways (Interoperability) Regulations 2011

Details of all the new, major, upgraded or renewed infrastructure or rolling stock projects we have authorised into service under the Railways (Interoperability) Regulations 2011.

A table of our authorisations since January 2019 is available in date order below.

Interoperability authorisations

Project entity Project and letter of authorisation Date of decision
Network RailGSMR 4.0 pdf icon PDF, 412 Kb22 March 2019
Network Rail GSMR 4.0 pdf icon PDF, 363 Kb 4 March 2019
Plasser UK Ltd Plasser 09-4X4/4S pdf icon PDF, 433 Kb 27 February 2019
CAF Rolling Stock UK Ltd CAF Class 331 Multiple units pdf icon PDF, 621 Kb 22 February 2019
Network Rail Bristol Parkway pdf icon PDF, 498 Kb 7 February 2019
Hitachi Rail Europe Hitachi Super Express Train (SET) Class 800 bi mode pdf icon PDF, 411 Kb 31 January 2019
WH Davies Ltd FNA-D Wagons pdf icon PDF, 404 Kb 31 January 2019