Decision

Rail interoperability: exemptions and decisions

Updated 24 October 2024

漏 Crown copyright 2024

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This publication is available at /government/publications/rail-interoperability-derogations-and-decisions/rail-interoperability-exemptions-and-decisions

These vehicle and infrastructure projects have been given exemption from certain requirements under the聽.

The determination letters are available on request from聽interoperability@dft.gov.uk.

Category Company Topic Type of Request Description Outcome Date signed NTSN/TSI
Exemption Network Rail Infrastructure Regulation 14 decision on the customer information displays at Winslow Station. Granted 19/08/2024 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision on whether ENE NTSN authorisation is required for the South of Bedford OLE project Granted 27/07/2024 ENE NTSN
Decision Siemens Vehicle Regulation 13 decision on whether an APIS is required for operating ETCS Level NTC or with ETCS in a transitional state. Granted 20/06/2024 CCS NTSN
Decision Alstom Vehicle Regulation 13 decision to remove the authorisation requirements to retrofit the SWR Class 458/5 to a previously authorised design. Granted 19/06/2024 LOC&PAS NTSN
Decision Network Rail Infrastructure Regulation 13 decision to remove the requirement to authorise the extensions of platforms at several stations on the Leeds Northwest Platform Extension Project Granted 18/06/2024 INF NTSN
Decision GreenBrier Vehicle Regulation 14 decision in relation to the use of a specific composite brake blocks in freight wagons Granted 14/06/2024 WAG NTSN
Decision Network Rail Infrastructure Regulation 13 decision to remove the authorisation requirements of the INF NTSN for the Duddeston on network works project Granted 07/06/2024 INF NTSN
Exemption Tees Valley Combined Authority Infrastructure Regulation 14 decision in relation to the staircase width of Darlington Station multistorey car park Granted 22/05/2024 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for tactile wayfinding at Morley Station Granted 22/04/2024 PRM NTSN
Decision Grand Central Vehicle Regulation 13 decision for the operation of Class 180 vehicles in ETCS Level- National Train Control (L-NTC) mode. Granted 18/03/2024 CCS NTSN
Exemption Alstom Vehicle Regulation 14 decision that an older version of NTRs can be used to gain authorisation for certain CL730/2 West Midlands AVENTRA trains due to them being at an advanced stage when the newer NTRs came into effect. Granted 29/01/2024 LOC&PAS and CCS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for the Hairmyres Loop element of the East Kilbride Programme Granted 20/12/2023 INF NTSN
Decision Network rail Infrastructure Regulation 13 decision that Authorisation is not required for the works to enable increased capacity in the Dore and Bamford areas. Granted 18/12/2023 PRM and INF NTSN
Exemption Stadler Vehicle Innovative solutions exemption for a novel coupler solution on Stadler Class 93 units. Granted 22/05/2023 LOC & PAS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for Hartlepool station redevelopment works Refused 16/05/2023 PRM and INF NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for redevelopment works at Newbridge and Llanhilleth stations, but that the tactile wayfinding requirements may be disapplied. Granted 12/05/2023 PRM NTSN
Exemption Siemens Vehicle Economic viability exemption for several standards in the CCS NTSN for some upgraded Class 717 units. Granted 05/05/2023 CCS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for redevelopment works at Newbridge station, but that the shortest practical route requirements may be disapplied. Granted 18/04/2023 PRM NTSN
Decision Scotland鈥檚 Railway Infrastructure Regulation 13 decision that authorisation is not required for three new electricity grid connection in Scotland Granted 15/03/2023 ENE NTSN
Decision Transport for Wales Infrastructure Regulation 13 decision that authorisation is required for 7 upgrades on the Core Valley Lines and that the spoken information requirements must be applied. Refused 10/03/2023 PRM NTSN
Decision Transport for Wales Infrastructure Regulation 13 decision that authorisation is required for 7 upgrades on the Core Valley Lines, but that the tactile wayfinding requirements may be disapplied. Granted 10/03/2023 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for the Transpennine Route Upgrade E234 project, but that the SRT NTSN may be disapplied. Granted 08/03/2023 SRT NTSN
Decision Rhondda Cynon Taf County Borough Council Infrastructure Regulation 13 decision that authorisation is required for the Porth Transport Hub project, but that the tactile wayfinding requirements may be disapplied. Granted 01/03/2023 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for Casteleford development project, but that the tactile wayfinding requirements may be disapplied. Granted 01/03/2023 PRM NTSN
Exemption Network Rail Infrastructure Innovative solutions exemption for a new station at East Linton regarding the danger area markings requirements in the PRM NTSN. Granted 22/02/2023 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for the Northern City Line ETCS project, but that one requirement in the CCS NTSN may be disapplied. Granted 20/12/2022 CCS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for Gatwick Airport Development project and that the Braille/Prismatic information requirements should apply. Refused 13/12/2022 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for Gatwick Airport Development project, but that the tactile wayfinding requirements may be disapplied. Granted 13/12/2022 PRM NTSN
Exemption Network Rail Infrastructure Economic viability exemption for one standard in the INF NTSN at Hayes and Harlington station. Granted 01/12/2022 INF NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for works relocating station building at New Southgate station. Granted 30/11/2022 PRM NTSN
Decision Scotland鈥檚 Railway Infrastructure Regulation 13 decision that authorisation is not required for upgrading the existing line near the new Inverness Airport station. Granted 24/11/2022 INF NTSN
Exemption Barnet London Borough Council Infrastructure Innovative solutions exemption for a new station at Brent Cross West regarding the danger area markings requirements in the PRM NTSN. Granted 04/11/2022 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for the infrastructure works taking place on one platform at Dalton-in-Furness station. Granted 14/10/2022 INF and PRM NTSNs
Exemption Network Rail Infrastructure Innovative solutions exemption for a new station at Inverness Airport regarding the danger area markings requirements in the PRM NTSN. Granted 30/08/2022 PRM NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for the replacement of existing platform structures and additional works under the 鈥楢ccess for All鈥� scheme at Billingham station. Granted 30/08/2022 INF and PRM NTSNs
Exemption Network Rail Infrastructure Innovative solutions exemption for Western Stage B ETCS project between Paddington and Heathrow, regarding the transition between Level 2/3 and Level NTC on the track. Granted 01/06/2022 CCS NTSN
Decision Transport for Wales Infrastructure Regulation 13 decision that authorisation is not required for the Class B signalling project on the Core Valley Lines. Granted 10/05/2022 CCS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for the Cambrian ETCS RBC upgrade between Dovey junction and Pwllheli station (known as the Pwllheli Line). Granted 28/02/2022 CCS NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for Stage C ETCS system between Paddington and Stockley Junction is required. As part of the decision, the Department is enabling a non-compliance with the 鈥渕etal free zone鈥� limits outlined in the CCS NTSN. Granted 07/01/2022 CCS NTSN
Exemption Scotland鈥檚 Railway Infrastructure Innovative solutions exemption for new station at Reston regarding the danger area markings requirements in the PRM NTSN. Granted 08/12/2021 PRM NTSN
Exemption Reading Borough Council Infrastructure Innovative solutions exemption for new station at Reading Green Park regarding the danger area markings requirements in the PRM NTSN. Granted 08/12/2021 PRM NTSN
Exemption Crossrail Ltd Infrastructure Innovative solutions exemption applying to eight stations for the SRT NTSN requirement regarding the width and height of the evacuation doors. Granted 05/11/2021 SRT NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is required for a new ETCS system between Paddington and Stockley Junction. As part of the decision, the department is enabling four areas of non-compliance within the CCS NTSN. Granted 17/08/2021 CCS NTSN
Decision Porterbrook Vehicle Regulation 13 decision that authorisation is not required for converting existing electric multiple-units (EMUs) into hydrogen-powered trains. Granted 17/08/2021 LOC & PAS, SRT and NOI NTSN
Decision Thurrock Council Infrastructure Regulation 13 decision that authorisation is not required for the redevelopment of Stanford-le-Hope station. Granted 22/07/2021 PRM NTSN and ENE NTSN
Decision Greater Anglia Infrastructure Regulation 13 decision that authorisation is not required for platform extensions at Hertford East, Ware, Broxbourne, Stratford, and Northumberland Park stations. Granted 09/07/2021 INF NTSN and PRM NTSN
Exemption Crossrail Ltd Infrastructure Advanced stage exemption for some requirements in INF, CCS, SRT, PRM and ENE NTSNs. Refused 10/03/2021 INF, CCS, SRT, PRM and ENE NTSNs
Decision Northumberland County Council Infrastructure Regulation 13 decision that authorisation is not required for the Northumberland Line track upgrade works. Granted 04/02/2021 INF NTSN
Decision Network Rail Infrastructure Regulation 13 decision that authorisation is not required for the extension of platform 2 at Middlesbrough Station. Granted 01/02/2021 INF and PRM NTSNs
Decision Network Rail Infrastructure Regulation 13 decision that authorisation of the new platforms and footbridge extension at Bletchley station is required but clause 4.2.1.2.3(2) of the PRM TSI can be disapplied. Granted 07/12/2020 PRM TSI (2014/1300/EU)
Decision Network Rail Infrastructure Regulation 13 decision that authorisation of Wellingborough Platform 4 and footbridge extension is required but clause 4.2.1.2.3(2) of the PRM TSI can be disapplied. Granted 14/10/2020 PRM TSI (2014/1300/EU)
Decision Network Rail Infrastructure Regulation 13 decision that authorisation of the Sussex Coastway platform extensions is not needed. Granted 30/07/2020 PRM TSI (2014/1300/EU) and INF TSI (2014/1299/EU)
Decision Network Rail Infrastructure Regulation 13 decision that authorisation of the Liphook Station footbridge renewal is needed and that the PRM TSI applies. Granted 10/03/2020 PRM TSI (2014/1300/EU)
Decision Network Rail Infrastructure Regulation 13 decision for upgrade of Severn Tunnel contact wire Granted 02/09/2019 ENE TSI (2014/1301/EU)
Derogation Bombardier Vehicle Advanced stage derogation for East Anglia Class 720 and South Western Class 701 vehicles Granted 26/06/2019 CCS TSI (2016/919/EU)
Derogation CAF Vehicle Addition of extra Class 195 vehicles to advanced stage derogation for GSM-R cab mobiles on CAF fleets Granted 05/06/2019 CCS TSI (2016/919/EU)
Decision Network Rail Infrastructure Regulation 13 decision for WAML upgrade of Tottenham Hale and Northumberland Park stations Granted 24/05/2019 PRM TSI (2014/1300/EU)
Decision Network Rail (supplementary decision) Infrastructure Supplementary Regulation 13 decision under RIR 2011 relating to GSM-R Voice Cab Mobile Granted 31/10/2018 CCS TSI (2016/919/EU)
Decision Network Rail Infrastructure Regulation 13 decision under RIR 2011 relating to GSM-R Voice Cab Mobile Granted 02/10/2018 CCS TSI (2016/919/EU)
Derogation Linsinger Vehicle Advanced stage derogation for Linsinger SF06-UK Duplex Rail Borne Milling Train Granted 26/09/2018 CCS TSI (2016/919/EU)
Derogation Bombardier Vehicle Advanced stage derogation for new Class 710 Aventura (LOTRAIN) Electric Multiple Units Granted 20/09/2018 CCS TSI (2016/919/EU)
Dispensation Crossrail Ltd Infrastructure Regulation 46 dispensation against the notified national technical rule for platform heights. Granted 11/05/2018 NNTRs
Derogation Crossrail Ltd Infrastructure Advanced stage derogation for some requirements in INF, PRM and SRT TSI. Granted 12/04/2018 INF, PRM and SRT TSI
Derogation Crossrail Ltd Infrastructure Advanced stage derogation for additional CCS TSI requirements introduced in 2016. Granted 19/01/2018 CCS TSI (2016/919/EU)
Derogation Siemens Vehicle Advanced stage derogation for Siemens Desiro City Moorgate Class 717s Granted 12/01/2018 CCS TSI (2016/919/EU)
Decision Network Rail-Thameslink Infrastructure Regulation 13 decision on public address noise levels and wheelchair spaces on platforms Granted 16/11/2017 PRM TSI (2014/1300/EU)
Decision Hitachi Rail Vehicle Advanced stage derogation for East Coast Class 800/1s, 801s, and 801/2s Granted 14/09/2017 CCS TSI (2016/919/EU)
Derogation Hitachi Rail Vehicle Advanced stage derogation for Great Western IEP fleet and Scotrail Class 385s Granted 13/09/2017 CCS TSI (2016/919/EU)
Derogation Stadler Rail Vehicle Advanced stage derogation for Class 745s and 755s Granted 23/08/2017 CCS TSI (2016/919/EU)
Derogation Stadler Rail Valencia Vehicle Advanced stage derogation for Merseyrail EMUs Granted 23/08/2017 CCS TSI (2016/919/EU)
Derogation Plasser UK Ltd Vehicle Advanced stage derogation for On-Track Machine vehicles used on the Crossrail network Granted 20/06/2017 CCS TSI (2016/919/EU)
Derogation Network Rail Infrastructure Advanced stage derogation for GSM-R infrastructure in the Heathrow tunnels Granted 20/06/2017 CCS TSI (2016/919/EU)
Decision Vivarail Vehicle Regulation 13 decision on pass-by noise requirements for Class 230s Granted 07/06/2017 Noise TSI (2014/1304/EU)
Decision Network Rail-Thameslink Infrastructure Regulation 13 decisions and advanced stage derogation for Thameslink infrastructure Granted 08/05/2017 CCS TSI (2016/919/EU); PRM TSI (2014/1300/EU); SRT TSI (2014/1303/EU); INF TSI (2014/1299/EU); ENE TSI (2014/1301/EU)
Derogation Rail for London Limited Vehicle Advanced stage derogation for Crossrail Class 345s Granted 24/04/2017 CCS TSI (2016/919/EU)
Derogation Loram Vehicle Advanced stage derogation for Loram C44 rail grinder vehicles Granted 27/03/2017 CCS TSI (2016/919/EU)
Derogation CAF Rail UK Ltd Vehicle Advanced stage derogation for Class 195s, 331s, 397s and Mk5a coaches Granted 08/03/2017 CCS TSI (2016/919/EU)
Derogation Linsinger Vehicle Advanced stage derogation for MG31-UK rail borne milling train Granted 08/03/2017 CCS TSI (2016/919/EU)
Derogation GE Transportation Vehicle Advanced stage derogation for Class 70 locomotives Granted 08/03/2017 CCS TSI (2016/919/EU)
Derogation Stadler Rail Valencia Vehicle Advanced stage derogation for Class 68 and 88 locomotives Granted 08/03/2017 CCS TSI (2016/919/EU)
Derogation Siemens AG Vehicle Advanced stage derogation for South West Trains Class 707s Granted 22/12/2016 CCS TSI (2016/919/EU)
Derogation Eurotunnel Vehicle Advanced stage derogation for Krupp locomotives project Granted 15/12/2016 CCS TSI (2016/919/EU)
Decision Network Rail Infrastructure Regulation 13 decision for national Class B signalling project Granted 13/12/2016 CCS TSI (2016/919/EU)
Derogation Siemens AG Vehicle Advanced stage derogation for Thameslink Class 700s Granted 20/10/2016 CCS TSI (2016/919/EU)
Decision Network Rail Infrastructure Ltd Infrastructure Regulation 13 decision for Heathrow Tunnels ETCS system Granted 25/08/2016 CCS TSI (2016/919/EU)
Decision Network Rail Infrastructure Regulation 13 decision for fitting KVB signalling system at Ashford International Station Granted 04/12/2015 CCS TSI (2012/88/EU)
Decision HS1 Limited Infrastructure Regulation 13 decision for HS1 GSM-R project Granted 12/02/2015 HS CCS TSI (2006/860/EC)
Derogation Network Rail Infrastructure Ltd Vehicle Advanced stage derogation for new build switch and panel crossing vehicles Granted 17/10/2014 WAG TSI (2013/321/EU)
Decision Network Rail Infrastructure Regulation 13 decision on national Class B resignalling projects Granted 06/02/2014 CCS TSI (2012/88/EU)
Derogation Transport for London Infrastructure Advanced stage derogation for INF TSI requirements for Crossrail central section. Granted 10/09/2012 INF TSI (2011/275/EU)
Derogation Transport for London Infrastructure Economic viability derogation for CCS TSI requirements for the Crossrail core section. Granted 17/02/2012 CCS TSI (2006/679/EU)
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