Commission Implementing Decision (EU) 2021/1730 of 28 September 2021 on the harmonised use of the paired frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz and of the unpaired frequency band 1900-1910 MHz for Railway Mobile Radio (notified under document C(2021) 6862) (Text with EEA relevance)
Grade B
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Address https://gelex.eu/eli/EU/decision/2021/1730@2021-09-28/en
Contents
- Preamble
- ANNEX
- ANNEX
- PART A Table 1 TECHNICAL CONDITIONS FOR GSM-R IN 874,4-880,0 MHZ and 919,4-925,0 MHZ BANDS In-block requirements for GSM-R Base Stations in 919,4-921 MHz uncoordinated deployment
- PART B TECHNICAL CONDITIONS FOR A SINGLE WIDEBAND RMR CARRIER IN 874,4-880,0 MHZ and 919,4-925,0 MHZ BANDS
- Technical conditions for RMR Base Stations using wideband technologies
- Table 2 Table 3 Table 4 Table 5 Table 6 General in-block requirement – not mandatory Specific in-block requirements for 5,6 MHz and 5 MHz channels mandatory for uncoordinated deployment Specific in-block requirements for 1,4 MHz and 200 kHz channels mandatory for uncoordinated deployment Out-of-band requirements Baseline requirement
- Technical conditions for RMR cab-radio using wideband technologies
- Technical conditions for RMR terminals other than cab-radios, using wideband technologies
- Technical conditions for RMR receivers using wideband technologies Table 7 Table 8 Requirements on wideband RMR Base Station receiver characteristics Requirements only for wideband RMR cab-radio receiver characteristics
- PART C TECHNICAL CONDITIONS FOR WIDEBAND RMR IN 1900-1910 MHZ (TDD) BAND
- Technical conditions for RMR Base Stations using wideband technologies Table 9 Table 10 General in-block requirement mandatory for uncoordinated deployment Baseline requirement
- Technical conditions for RMR cab-radio using wideband technologies
- Technical conditions for RMR terminals other than cab-radios, using wideband technologies
- Technical conditions for RMR receivers using wideband technologies Table 11 Table 12 Requirements on wideband RMR Base Stations receiver characteristics Requirements only for wideband RMR cab-radio receiver characteristics
THE EUROPEAN COMMISSION,
Having regard to the Treaty on the Functioning of the European Union,
Having regard to Decision No 676/2002/EC of the European Parliament and of the Council of 7 March 2002 on a regulatory framework for radio spectrum policy in the European Community (Radio Spectrum Decision), and in particular Article 4(3) thereof,
Whereas:
(1) The radio communication system currently used for railway operations, namely Global System for Mobile Communications – Rail (GSM-R), is based on specifications that were finalised 20 years ago and, due to technological obsolescence, industrial support for GSM-R is unlikely to be assured much after 2030. The Future Railway Mobile Communication System (FRMCS) will succeed GSM-R as one of the essential elements of the European Railway Traffic Management System (ERTMS). It will support railway digitalisation and service innovation. GSM-R and its successor(s), including FRMCS, are designated as Railway Mobile Radio (RMR).
(2) Compared to GSM-R, FRMCS offers a higher quality of service, uses spectrum more efficiently and is more cost effective. The system is also planned to deliver more in terms of applications such as Automatic Train Operation (ATO) or the Connected Driver Advisory System (C-DAS). Further applications are expected to be introduced progressively. Critical FRMCS railway applications like monitoring and control of critical infrastructure may be operated efficiently using narrow band IoT. FRMCS should be capable of integrating new applications and technological developments over an extended period of time as railway communication systems have a much longer life cycle compared to public electronic communications networks and services.
(3) Therefore, frequency bands should be harmonised to allow for the introduction of FRMCS.
(4) In order to enable parallel operation of GSM-R and its successor during an approximately 10-year migration phase from GSM-R to FRMCS and to benefit from new railway critical applications during and beyond migration, access to sufficient harmonised spectrum for RMR is essential.
(5) In order to support a common approach to spectrum for RMR across the Union, on 12 July 2018, the Commission issued under Article 4(2) of Decision No 676/2002/EC (the Radio Spectrum Decision) a Mandate to the European Conference of Postal and Telecommunications Administrations (CEPT).
(6) In response to that mandate, the CEPT delivered its CEPT Report 74 of 3 July 2020 and its CEPT Report 76 of 20 November 2020. These reports are based on feasibility studies and assess the required amount of spectrum, identify the appropriate spectrum bands, and propose harmonised technical conditions for FRMCS.
(7) CEPT Report 74 in particular assesses coexistence with all applications in the adjacent frequency bands including electronic communications services in the 900 MHz and 2 GHz frequency bands, short range devices subject to Commission Implementing Decision (EU) 2018/1538 and Digital European Cordless Telecommunications (DECT) subject to Council Directive 91/287/EEC. It also takes into account the possible introduction of unmanned aircraft systems in the 1880-1920 MHz frequency range.
(8) The harmonised technical conditions for RMR (FRMCS) base stations operating in the 1900-1910 MHz band as defined in CEPT Report 76, assume that base stations providing electronic communications services, which use frequencies above 1920 MHz for reception under Commission Implementing Decision (EU) 2020/667, have enhanced selectivity compared to the current Harmonised European Standards. Base stations providing electronic communications services, which are located in the vicinity of a RMR base station and do not meet the enhanced selectivity criterion, should, where necessary, be adapted, in order to mitigate harmful interference.
(9) CEPT Report 74 considered the technical feasibility of using commercial mobile networks, taking into account wireless coverage and reliability needs of the railway system. It confirmed the possibility of using commercial mobile networks for all relevant railway applications, including critical railway applications under the condition that the relevant parts of the commercial mobile network fulfil the service requirements of railway systems.
(10) RMR receivers (base stations and cab-radios) should be robust against emissions in adjacent frequencies. Member States may implement additional measures at national level such as to ensure co-existence with relevance to DECT within 1880-1900 MHz and RMR in the 1900-1910 MHz frequency band or a 200 kHz frequency separation between RMR and electronic communications networks at the 925 MHz frequency border.
(11) FRMCS systems using active antenna systems have not been considered in CEPT Report 76. Additional studies should be performed in case active antenna systems are considered for FRMCS deployment.
(12) As long as a Member State does not have railway lines in operation, it should be allowed to postpone the implementation of RMR spectrum harmonisation measures until such operation is planned.
(13) Based on national demand, Member States, in compliance with EU law, should be allowed to vary the implementation date of RMR spectrum harmonisation measures in the frequency band 1900-1910 MHz to 1 January 2025 at the latest.
(14) The implementation of this Decision is without prejudice to the right of Member States to organise and use their radio spectrum for the purposes of public order and public security and defence in line with Article 1.4 of the Radio Spectrum Decision, in compliance with EU law.
(15) Reporting from all Member States to the Commission on the implementation of this Decision, including any developments in the area of spectrum management having a negative impact on interoperability as well as the immediate reporting on the application, if any, of Article 1.4 of the Radio Spectrum Decision and the justification thereof, would help assess its impact at Union level as well as its timely review.
(16) The measures provided for in this Decision are in accordance with the opinion of the Radio Spectrum Committee,
HAS ADOPTED THIS DECISION:
Article 1
This Decision establishes the harmonised conditions for the availability and efficient use of radio spectrum for the Railway Mobile Radio (RMR) in the bands 874,4-880,0 MHz, 919,4-925,0 MHz and 1900-1910 MHz.
Article 2
For the purposes of this Decision, the following definitions shall apply:
(a) RMR terminal is an item of mobile radio equipment under the control of the RMR network;
(b) cab-radio means a RMR terminal installed on board the train capable of supporting voice and data applications;
(c) equivalent isotropically radiated power (e.i.r.p.) means the product of the power supplied to the antenna and the absolute or isotropic gain in a given direction relative to an isotropic antenna.
Article 3
1. By 1 January 2022, Member States shall designate and make available on a non-exclusive basis the paired frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz for Railway Mobile Radio, in accordance with the technical conditions set out in the Annex.
2. At the latest by 1 January 2025, based on national demand, Member States shall designate and make available on a non-exclusive basis the unpaired frequency band 1900-1910 MHz for Railway Mobile Radio, in accordance with the technical conditions set out in the Annex.
3. Member States shall ensure that networks using the frequency bands referred to in paragraph 1 give appropriate protection to systems in adjacent bands.
4. Member States where no rail services are provided at the date of 1 January 2022 shall only apply paragraph 1 as soon as a rail line is planned to be activated.
Article 4
Member States shall report to the Commission on the implementation of this Decision by 1 January 2025. Member States shall monitor the use by RMR of the frequency bands subject to this Decision and report their findings, including any impacts on interoperability related to spectrum issues, to the Commission upon request or at their own initiative to allow a timely review of this Decision, where needed.
Article 5
This Decision is addressed to the Member States.
Done at Brussels, 28 September 2021. For the Commission Thierry Breton Member of the Commission
ANNEX
ANNEX
PART A Table 1 TECHNICAL CONDITIONS FOR GSM-R IN 874,4-880,0 MHZ and 919,4-925,0 MHZ BANDS In-block requirements for GSM-R Base Stations in 919,4-921 MHz uncoordinated deployment
For GSM-R, the following parameters apply: GSM-R Downlink centre frequency fDL = 921 MHz + n × 0,2 MHz where GSM-R Uplink centre frequency fUL = fDL – 45 MHz GSM-R channel bandwidth is 200 kHz fDL is the centre frequency in MHz There is no e.i.r.p. restriction on GSM-R Base Stations transmitting in the 921-925 MHz frequency band. Formula applicable to fDL ≤ 921 MHz. To allow higher e.i.r.p, the implementation of a coordination procedure or other mitigation measures must be applied. GSM-R channel bandwidth Maximum e.i.r.p. 200 kHz = 70,5 dBm + (fDL – 921) × 40/3 dB
PART B TECHNICAL CONDITIONS FOR A SINGLE WIDEBAND RMR CARRIER IN 874,4-880,0 MHZ and 919,4-925,0 MHZ BANDS
Technical conditions for RMR Base Stations using wideband technologies
The technical conditions defined in this section are in the form of a block-edge mask (BEM) applicable to wideband RMR Base Stations. The technical conditions defined in this section are valid for a single RMR carrier using wideband technologies. The BEM is developed on the basis that detailed coordination and cooperation agreements would not be required to be in place prior to network deployment. To allow multiple carriers or higher e.i.r.p. for RMR BS than stated in the harmonised technical conditions, the implementation of a coordination procedure or other mitigation measures must be applied. Base Stations using active antenna systems are prohibited. For radio access technologies other than GSM-R, the following parameters apply:
Table 2 Table 3 Table 4 Table 5 Table 6 General in-block requirement – not mandatory Specific in-block requirements for 5,6 MHz and 5 MHz channels mandatory for uncoordinated deployment Specific in-block requirements for 1,4 MHz and 200 kHz channels mandatory for uncoordinated deployment Out-of-band requirements Baseline requirement
The lower edge of the lowest Resource Block shall be ≥ 919,6 MHz. RMR channel bandwidth Maximum e.i.r.p. For any channel bandwidth The following value may be used in case an upper bound is desired: = Min {65 dBm/channel, Maximum e.i.r.p. specific to the channel bandwidth} fDL is the centre frequency in MHz. NB-IoT in-band operation mode without power boost is allowed. NB-IoT guard-band operation mode and in-band operation mode with power boost are not allowed. RMR channel bandwidth Maximum e.i.r.p. 5,6 MHz = 62 dBm/5,6 MHz 5 MHz = 64,5 dBm/5 MHz + (fDL – 922,1) × 40/3 dB fDL is the centre frequency in MHz. Note 1: Formula applicable to fDL ≤ 921,7 MHz. No specific e.i.r.p. restriction above. Note 2: Applicable to NB-IoT standalone operation mode, which is made of one Resource Block. Note 3: Formula applicable to fDL ≤ 921,0 MHz. No specific e.i.r.p. restriction above. RMR channel bandwidth Maximum e.i.r.p. 1,4 MHz = 56 dBm/1,4 MHz + (fDL – 920,2) × 40/3 dB (Note 1) 200 kHz (Note 2) = 70,5 dBm/200 kHz + (fDL – 921) × 40/3 dB (Note 3) On a case-by-case basis, at a national level, higher out-of-band limits may be applied. MHz from block edge (919,4-925 MHz) e.i.r.p. limit 0 ≤ Δf < 0,2 32,5 dBm/200 kHz 0,2 ≤ Δf < 1 14 dBm/800 kHz 1 ≤ Δf < 10 5 dBm/MHz This requirement prevails over out-of-band requirements. Frequency range e.i.r.p. limit 880-915 MHz -49 dBm/5 MHz
Technical conditions for RMR cab-radio using wideband technologies
For radio access technologies other than GSM-R, the following parameters apply: Maximum output power: higher than 23 dBm and up to 31 dBm; ACLR: 37 dB minimum; Uplink power control is mandatory and shall be activated.
Technical conditions for RMR terminals other than cab-radios, using wideband technologies
For radio access technologies other than GSM-R, the following parameters apply: Maximum output power: 23 dBm; ACLR: 30 dB minimum; Uplink power control is mandatory and shall be activated.
Technical conditions for RMR receivers using wideband technologies Table 7 Table 8 Requirements on wideband RMR Base Station receiver characteristics Requirements only for wideband RMR cab-radio receiver characteristics
The band can be accessed if techniques to access spectrum and mitigate interference that provide an appropriate level of receiver performance to comply with the essential requirements of Directive 2014/53/EU of the European Parliament and of the Council are used. Where relevant techniques are described in harmonized standards or parts thereof the references of which have been published in the Official Journal of the European Union in accordance with Directive 2014/53/EU, performance at least equivalent to the performance level associated with those techniques shall be ensured. The antenna connector of the radio module is the reference point. The reference sensitivity (RefSens) is the minimum mean power received at the antenna connector at which a specified minimum performance shall be met. These requirements cover both blocking and third-order intermodulation. Note 1: A bandwidth of 200 kHz for the interfering signal is assumed. Parameter Value Level of the wanted signal RefSens + 3 dB Maximum interfering signal in 870-874,4 MHz (Note 1) -34 dBm The antenna connector of the radio module is the reference point. The reference sensitivity (RefSens) is the minimum mean power received at the antenna connector at which a specified minimum performance shall be met. These requirements cover both blocking and third-order intermodulation. Note 1: A bandwidth of 400 kHz for the RFID interfering signal is assumed. Parameter Value Level of the wanted signal RefSens + 3 dB Maximum interfering signal in 880-918,9 MHz (Note 1) -26 dBm Maximum continuous wave interfering signal in 925,6-927 MHz -13 dBm Maximum continuous wave interfering signal in 927-960 MHz -10 dBm Maximum 5 MHz LTE interfering signal (lowest carrier at 927,6 MHz) -13 dBm
PART C TECHNICAL CONDITIONS FOR WIDEBAND RMR IN 1900-1910 MHZ (TDD) BAND
Technical conditions for RMR Base Stations using wideband technologies Table 9 Table 10 General in-block requirement mandatory for uncoordinated deployment Baseline requirement
The technical conditions defined in this section are in the form of a block-edge mask (BEM) applicable to wideband RMR BS. The BEM is developed on the basis that detailed coordination and cooperation agreements would not be required to be in place prior to network deployment. Base Stations with active antenna systems are prohibited. The following parameters apply: Note 1: Member States may allow a higher e.i.r.p. level, subject to national coordination or other mitigation measures. RMR channel bandwidth Maximum e.i.r.p. 10 MHz = 65 dBm/10 MHz (Note 1) Frequency range e.i.r.p. limit 1920-1980 MHz -43 dBm/5 MHz
Technical conditions for RMR cab-radio using wideband technologies
The following parameters apply: Maximum output power: 31 dBm; ACLR: 37 dB minimum; Unwanted output power in 1920-1980 MHz: Uplink power control is mandatory and shall be activated.
-25 dBm/MHz maximum in 1920-1925 MHz,
-30 dBm/MHz maximum in 1925-1980 MHz;
Technical conditions for RMR terminals other than cab-radios, using wideband technologies
The following parameters apply: Maximum output power: 23 dBm; ACLR: 30 dB minimum; Uplink power control is mandatory and shall be activated.
Technical conditions for RMR receivers using wideband technologies Table 11 Table 12 Requirements on wideband RMR Base Stations receiver characteristics Requirements only for wideband RMR cab-radio receiver characteristics
The band can be accessed if techniques to access spectrum and mitigate interference that provide an appropriate level of receiver performance to comply with the essential requirements of Directive 2014/53/EU are used. Where relevant techniques are described in harmonized standards or parts thereof the references of which have been published in the Official Journal of the European Union in accordance with Directive 2014/53/EU, performance at least equivalent to the performance level associated with those techniques shall be ensured. The antenna connector of the Base Station receiver is the reference point. The reference sensitivity (RefSens) is the minimum mean power received at the antenna connector at which a specified minimum performance shall be met. These requirements cover both blocking and third-order intermodulation. Parameter Value Level of the wanted signal RefSens + 3 dB Maximum 5 MHz LTE interfering signal in 1805-1880 MHz -20 dBm The antenna connector of the Base Station receiver is the reference point. The reference sensitivity (RefSens) is the minimum mean power received at the antenna connector at which a specified minimum performance shall be met. These requirements cover both blocking and third-order intermodulation. Parameter Value Level of the wanted signal RefSens + 3 dB Maximum 5 MHz LTE interfering signal in 1805-1880 MHz -13 dBm Maximum 5 MHz LTE interfering signal in 1920-1980 MHz -39 dBm
Versions
Cited by
- Commission Implementing Decision (EU) 2025/650 of 26 March 2025 amending Implementing Decision (EU) 2018/1538 as regards the update of harmonised technical conditions for short-range devices within the 874-876 and 915-921 MHz frequency bands (notified under document C(2025) 1739) (Text with EEA relevance) Decision · Grade B
The harmonised use for railway mobile radio of the paired frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz, which are adjacent to the frequency bands 874-874,4 MHz and 916,1-919,4 MHz that are harmonised for short-range devices by Implementing Decision (EU) 2018/1538, is subject to Commission Implementing Decision (EU) 2021/1730. The coexistence between the short-range devices operating in the 874-874,4 MHz and 917,4-919,4 MHz frequency bands and railway mobile radio operating in the adjacent frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz was assessed in Report 74 of the European Confe
- Council Decision (EU) 2023/2096 of 28 September 2023 on the position to be taken on behalf of the European Union within the Association Committee in Trade configuration established by the Association Agreement between the European Union and the European Atomic Energy Community and their Member States, of the one part, and the Republic of Moldova, of the other part as regards the modification of Annex XXVIII-B (Rules applicable to telecommunication services) and Annex XXVIII-C (Rules applicable to postal and courier services) to that Agreement Decision · Grade B
Timetable: the provisions of Commission Implementing Decision (EU) 2021/1730 shall be implemented within 1 year after the date of entry into force of this Decision.
- Council Decision (EU) 2023/2096 of 28 September 2023 on the position to be taken on behalf of the European Union within the Association Committee in Trade configuration established by the Association Agreement between the European Union and the European Atomic Energy Community and their Member States, of the one part, and the Republic of Moldova, of the other part as regards the modification of Annex XXVIII-B (Rules applicable to telecommunication services) and Annex XXVIII-C (Rules applicable to postal and courier services) to that Agreement Decision · Grade B
Annex XXVIII-B (Rules applicable to telecommunication services) shall be amended by adding the following EU acts: Directive (EU) 2018/1972 of the European Parliament and of the Council of 11 December 2018 establishing the European Electronic Communications Code (recast) (EECC). Regulation (EU) 2022/612 of the European Parliament and of the Council of 6 April 2022 on roaming on public mobile communications networks within the Union (recast). The provisions of Regulation (EU) 2022/612 shall, for the purposes of this Agreement, be read with the following adaptation: Article 1(4) refers to referen
- Commission Implementing Decision (EU) 2026/291 of 9 February 2026 amending Implementing Decision (EU) 2021/1730, as regards additional use cases in the paired 874,4-880 MHz and 919,4-925 MHz frequency bands for Railway Mobile Radio (notified under document C(2026)674) (Text with EEA relevance) Decision · Grade B
Commission Implementing Decision (EU) 2021/1730 allows for the effective transition from the legacy Global System for Mobile Communications – Rail (GSM-R) to the new Future Railway Mobile Communication System (FRMCS) for radio communications for railway operations.
- Commission Implementing Decision (EU) 2026/291 of 9 February 2026 amending Implementing Decision (EU) 2021/1730, as regards additional use cases in the paired 874,4-880 MHz and 919,4-925 MHz frequency bands for Railway Mobile Radio (notified under document C(2026)674) (Text with EEA relevance) Decision · Grade B
The CEPT Report 90 concludes that, based on the new options for bandwidths narrower than 5 MHz, the flexible use of 5G NR resource blocks and the use of other NB applications and technologies (currently limited to NB-IoT) can be applied for the 900 MHz frequency band. Therefore, it proposes amendments to the technical conditions set out by Implementing Decision (EU) 2021/1730 only as regards the 900 MHz frequency band. Implementing Decision (EU) 2021/1730 should therefore be amended accordingly.
- Commission Implementing Decision (EU) 2026/291 of 9 February 2026 amending Implementing Decision (EU) 2021/1730, as regards additional use cases in the paired 874,4-880 MHz and 919,4-925 MHz frequency bands for Railway Mobile Radio (notified under document C(2026)674) (Text with EEA relevance) Decision · Grade B
The Annex to Implementing Decision (EU) 2021/1730 is replaced by the text in the Annex to this Decision.
- Commission Implementing Regulation (EU) 2023/1695 of 10 August 2023 on the technical specification for interoperability relating to the control-command and signalling subsystems of the rail system in the European Union and repealing Regulation (EU) 2016/919 (Text with EEA relevance) Regulation · Grade B
Commission Implementing Decision (EU) 2021/1730 establishes the harmonised conditions for the availability and efficient use of radio spectrum for the Railway Mobile Radio (RMR). Member States are required to use these frequencies in order to plan the deployment of FRMCS.
- Commission Implementing Decision (EU) 2022/172 of 7 February 2022 amending Implementing Decision (EU) 2018/1538 on the harmonisation of radio spectrum for use by short-range devices within the 874-876 and 915-921 MHz frequency bands (notified under document C(2022) 608) (Text with EEA relevance) Decision · Grade B
The harmonised use for railway mobile radio of the paired frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz, which are adjacent to sub-bands 874-874,4 MHz and 917,4-919,4 MHz harmonised for short-range devices by this Decision, is subject to Commission Implementing Decision (EU) 2021/1730. The coexistence between short-range devices in the 874-874,4 MHz and 917,4-919,4 MHz frequency bands and railway mobile radio in the adjacent frequency bands 874,4-880,0 MHz and 919,4-925,0 MHz was assessed in Report 74 of the European Conference of Postal and Telecommunications Administrations (CEPT).