Overview of CEPT, ECC, and ERC documents relevant to the Radio Astronomy Service
CEPT Reports
CEPT Report 003 “Harmonise radio spectrum to facilitate a coordinated EU introduction of Automotive Short Range Radar systems“
ECC Decisions
ECC Decision (23)01: ” On the use of the band 40.5-42.5 GHz by earth stations in the fixed-satellite service (space-to-Earth) and broadcasting-satellite service and on the use of the band 42.5-43.5 GHz by earth stations in the fixed-satellite service (Earth-to-space) “
ECC Decision (22)06: “Harmonised technical conditions for Mobile/Fixed Communications Networks (MFCN) in the band 40.5-43.5 GHz“
ECC Decision (22)03: ” The harmonised frequency band 76-77 GHz, technical characteristics, exemption from individual licensing and free circulation and use of High Definition Ground Based Synthetic Aperture Radar (HD-GBSAR)“
ECC Decision (21)02: ” Harmonised frequency band 76-77 GHz, technical characteristics, exemption from individual licensing and free carriage and use of HD-GBSAR application use“
ECC Decision (21)01: “The use of the bands 47.2-50.2 GHz and 50.4-52.4 GHz by the fixed-satellite service (Earth-to-space)“
ECC Decision (20)01: ” On the harmonised use of the frequency band 5945-6425 MHz for Wireless Access Systems including Radio Local Area Networks (WAS/RLAN)“
ECC Decision (19)02: ” Land mobile systems in the frequency ranges 68-87.5 MHz, 146-174 MHz, 406.1-410 MHz, 410-430 MHz, 440-450 MHz and 450-470 MHz“
ECC Decision (18)06: “Harmonised technical conditions for Mobile/Fixed Communications Networks (MFCN) in the band 24.25-27.5 GHz“
ECC Decision (18)05: ” The harmonised use, exemption from individual licensing and free circulation and use of Earth Stations In-Motion (ESIM) operating with NGSO FSS satellite systems in the frequency bands 10.7-12.75 GHz and 14.0-14.5 GHz“
ECC Decision (18)04: ” The harmonised use, exemption from individual licensing and free circulation and use of land-based Earth Stations In-Motion (ESIM) operating with GSO FSS satellite systems in the frequency bands 10.7-12.75 GHz and 14.0-14.5 GHz “
ECC Decision (17)06: “Harmonized use for MFCN SDL“
ECC Decision (17)04: ” Harmonised technical conditions and frequency bands for the implementation of Broadband Public Protection and Disaster Relief (BB-PPDR) systems“
ECC Decision (16)01: ” The harmonised frequency band 76-77 GHz, technical characteristics, exemption from individual licensing and free carriage and use of obstacle detection radars for rotorcraft use“
ECC Decision (12)01: ” Exemption from individual licensing and free circulation and use of satellite mobile terminals operating under the control of networks in the range 1 to 3 GHz“
ECC Decision (11)02: ” Industrial Level Probing Radars (LPR) operating in frequency bands 6-8.5 GHz, 24.05-26.5 GHz, 57-64 GHz and 75-85 GHz“
ECC Decision (11)01: “The Protection of the Earth Exploration-Satellite Service (passive) in the 1400-1427 MHz Band“
ECC Decision (10)01: ” Sharing conditions in the 10.6-10.68 GHz band between the fixed service, mobile service and Earth exploration satellite service (passive)“
ECC Decision (09)04: “Exemption from licensing for transmit-only MSS terminals“
ECC Decision (09)02: “Harmonisation of the bands 1610-1626.5 / 2483.5-2500 MHz for use by systems in the MSS“
ECC Decision (07)01: “On specific Material Sensing devices using Ultra-Wideband (UWB) technology“
ECC Decision (06)08: “Ground- and Wall-Probing Radar (GPR/WPR) imaging systems“
ECC Decision (06)04: “On the harmonised conditions for devices using UWB technology in bands below 10.6 GHz“
ECC Decision (05)11: “Free circulation of Aircraft Earth Stations (AES)“
ECC Decision (05)10: “Free circulation of Earth Stations on Vessels (FSS)“
ECC Decision (05)05: “On harmonised utilisation of spectrum for IMT-2000/UMTS systems operating within the band 2500 – 2690 MHz“
ECC Decision (04)09: “Designation of bands for Mobile-Satellite Service“
ECC Decision (04)10: “On the frequency bands to be designated for the temporary introduction of Automotive Short Range Radars (SRR)“
ECC Decision (04)03: “On the frequency band 77 – 81 GHz to be designated for the use of Automotive Short Range Radars“
ECC Recommendations
ECC Recommendation (02)05: “Unwanted Emissions“
ECC Reports
ECC Report 363 (2025): “Aggregated interference from satellite systems into radio astronomy service“
ECC Report 351 (2023): “UWB radiodetermination applications within the frequency range 116 GHz to 148.5 GHz for vehicular use“
ECC Report 350 (2023): “Radiodetermination equipment for ground-based vehicular applications in 77-81 GHz“
ECC Report 334 (2022): “UWB radiodetermination applications in the frequency range 116-260 GHz“
ECC Report 327 (2021): ” Technical studies for the update of the Ultra Wide Band (UWB) regulatory framework in the band 6.0 GHz to 8.5 GHz“
ECC Report 325 (2021): ” Compatibility and technical feasibility of coexistence studies for the potential introduction of new terrestrial applications operating in the 2483.5-2500 MHz frequency band with existing services / applications in the same band and adjacent bands “
ECC Report 321 (2023): ” Radio frequency test methods, tools and test results for wind turbines in relation to the Radio Astronomy Service“
ECC Report 317 (2020): ” Additional work on 26 GHz to address spectrum use under authorisation regimes other than individual rights of use: Technical toolkit to assist administrations“
ECC Report 315 (2020): ” Feasibility of spectrum sharing between High-Definition Ground Based Synthetic Aperture Radar (HD-GBSAR) application using 1 GHz bandwidth within 74-81 GHz and existing services and applications“
ECC Report 309 (2020): “Analysis of the usage of aerial UE for communication in current MFCN harmonised bands“
ECC Report 308 (2020): ” Analysis of the suitability and update of the regulatory technical conditions for 5G MFCN and AAS operation in the 2500-2690 MHz band“
ECC Report 302 (2019): ” Sharing and compatibility studies related to Wireless Access Systems including Radio Local Area Networks (WAS/RLAN) in the frequency band 5925-6425 MHz“
ECC Report 292 (2019): “Current Use, Future Opportunities and Guidance to Administrations for the 400 MHz PMR/PAMR frequencies“
ECC Report 285 (2018): “Best practices for Video Programme Making and Special Event (PMSE) in the 2700-2900 MHz band“
ECC Report 281 (2018): ” Analysis of the suitability of the regulatory technical conditions for 5G MFCN operation in the 3400-3800 MHz band“
ECC Report 279 (2018): ” The Use of Earth Stations In-Motion (ESIM) operating to NGSO Satellite Systems in the 10.7-12.75 GHz and 14-14.5 GHz Band“
ECC Report 278 (2018): ” Specific UWB applications in the bands 3.4-4.8 GHz and 6.0-8.5 GHz: Location tracking and sensor applications (LTA) for vehicular access systems“
ECC Report 271 (2018): ” Compatibility and sharing studies related to NGSO satellite systems operating in the FSS bands 10.7-12.75 GHz (space-to-Earth) and 14-14.5 GHz (Earth-to-space)“
ECC Report 249 (2016): “Unwanted emissions of common radio systems: measurements and use in sharing/compatibility studies“
ECC Report 247 (2016): ” Description of the software tool for processing of measurements data of IRIDIUM satellites at the Leeheim station“
ECC Report 245 (2016): “Compatibility studies between a PMSE and other systems / services in the band 1350-1400 MHz“
ECC Report 243 (2016): “Wireless video links in the frequency bands 2700-2900 MHz and 2900-3400 MHz“
ECC Report 240 (2015): ” Compatibility studies regarding Broadband PPDR and other radio applications in 410-430 and 450-470 MHz and adjacent bands“
ECC Report 226 (2015): “Unwanted emissions of IRIDIUM satellites in the band 1610.6-1613.8 MHz, monitoring campaign 2013“
ECC Report 222 (2014): ” The impact of Surveillance Radar equipment operating in the 76 to 79 GHz range for helicopter application on radio systems“
ECC Report 218 (2015): ” Harmonised conditions and spectrum bands for the implementation of future European Broadband Public Protection and Disaster Relief (BB-PPDR) systems“
ECC Report 187 (2013): “Compatibility study between mobile communication services on board aircraft (MCA) and ground-based systems“
ECC Report 186 (2013): “Technical and operational requirements for the operation of white space devices under geo-location approach“
ECC Report 183 (2013): “Regulatory Framework for Outdoor GNSS Pseudolites“
ECC Report 175 (2012): ” Co-existence study considering UWB applications inside aircraft and existing radio services in the frequency bands from 3.1 GHz to 4.8 GHz and from 6.0 GHz to 8.5 GHz“
ECC Report 172 (2012): “Broadband Wireless Systems Usage in 2300-2400 MHz“
ECC Report 171 (2011): ” Impact of unwanted emissions of Iridium satellites on radioastronomy operations in the band 1610.6-1613.8 MHz“
ECC Report 170 (2011): ” Specific UWB applications in the bands 3.4 – 4.8 GHz and 6 – 8.5 GHz Location Tracking Applications for Emergency Services (LAES), location tracking applications type 2 (LT2) and location tracking and sensor applications for automotive and transportation environments (LTA) “
ECC Report 168 (2011): “Regulatory framework for indoor GNSS pseudolites“
ECC Report 166 (2011): ” Coexistence between zenith-pointing meteorological radars at 24 GHz and 35 GHz and systems in other radio services“
ECC Report 165 (2011): ” Compatibility study between MSS complementary ground component operating in the bands 1610.0-1626.5 MHz and 2483.5-2500.0 MHz and other systems in the same bands or in adjacent bands“
ECC Report 164 (2011): ” Compatibility between Wide Band Low Activity Mode (WLAM) automotive radars in the frequency range 24.25 GHz to 24.5 GHz, and other radiocommunication systems/services“
ECC Report 159 (2011): ” Technical and operational requirements for the possible operation of cognitive radio systems in the ‘white spaces’ of the frequency band 470-790 MHz“
ECC Report 158 (2011): “The impact of SRR 26 GHz applications using Ultra-Wide-Band (UWB) Technology on Radio Services“
ECC Report 157 (2011): ” The impact of spurious emissions of radars at 2.8, 5.6 and 9.0 GHz on other radiocommunication services/systems“
ECC Report 156 (2011): ” Conditions for possible co-existence between HAPS gateway links and other services/systems in the 5850-7075 MHz band“
ECC Report 139 (2010): “Impact of Level Probing Radars (LPR), using Ultra-Wideband Technology on Radiocommunications Services“
ECC Report 128 (2009): ” Compatibility studies between pseudolites and services in the frequency bands 1164-1215, 1215-1300 and 1559-1610 MHz“
ECC Report 124 (2008): “Coexistence between Fixed Service operating in 71-76 / 81-86 GHz and the passive services“
ECC Report 123 (2008): ” The impact of Object Discrimination and Characterization (ODC) applications using Ultra-Wideband (UWB) technology on radio services“
ECC Report 112 (2007): ” The impact of unwanted emissions of Iridium satellites to radio astronomy stations in the band 1610.6-1613.8 MHz“
ECC Report 110 (2007): “Compatibility studies between Broad-Band Disaster Relief (BBDR) and other systems“
ECC Report 095 (2006): “Sharing between MSS systems using TDMA and MSS systems using CDMA in the band 1610 – 1626.5 MHz“
ECC Report 085 (2006): “Guidance for 24 GHz Short Range Radar (SRR) enforcement“
ECC Report 084 (2006): “Analysis of responses on fees for Broadcasting and fees for Non-Commercial and Passive Service“
ECC Report 067 (2005): “Compatibility study for a generic limit for the emission levels of inductive SRDs below 30 MHz“
ECC Report 064 (2005): ” On the protection requirements of radiocommunication systems below 10.6 GHz from Generic UWB Applications and related Annexes“
ECC Report 056 (2004): ” Compatibility of automotive collision warning Short Range Radar operating at 79 GHz with radiocommunication services“
ECC Report 047 (2003): ” Protection of the Radio Astronomy Service from unwanted emissions of HEO BSS systems operating in the band 620-790 MHz“
ECC Report 045 (2004): “Sharing and adjacent band compatibility between UMTS/IMT-2000 in the band 2500-2690 MHz and other services“
ECC Report 026 (2003): ” Compatibility & sharing of the aeronautical mobile satellite service with existing services in the band 14.0-14.5 GHz“
ECC Report 024 (2003): “PLT, DSL, Cable Communications (including Cable TV), LANs and their effect on Radio Services“
ECC Report 023 (2003): ” Compatibility of automotive collision warning Short Range Radar operating at 24 GHz with FS, EESS and Radio Astronomy“
ECC Report 018 (2002): “Compatibility and sharing studies between the RAS operating in the band 10.6-10.7 GHz and other services“
ECC Report 001 (2002): “Compatibility between inductive LF and HF RFID transponder and other radio communications systems“