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 ## Select Technical Committees

- 3GPP CN - Technical Specification Group - Core Networks
- 3GPP CN 1 - MM/CC/SM (lu)
- 3GPP CN 2 - CAMEL
- 3GPP CN 3 - Interworking (with external networks)
- 3GPP CN 4 - MAP/GTP/BCH/SS
- 3GPP CN 5 - Open Service Access
- 3GPP CN SS - Supplementary Services
- 3GPP CT - Technical Specification Group Core Network and Terminals
- 3GPP CT 1 - MM/CC/SM [lu] (formely CN1)
- 3GPP CT 3 - Interworking with external networks (formely CN3)
- 3GPP CT 4 - MAP/CAMEL/GTP/BCH/SS/TrFO/IMS/GUP/WLAN (formely CN4)
- 3GPP CT 5 - OSA (formely CN5)
- 3GPP CT 6 - Smart Card Application Aspects (formely T3)
- 3GPP GERAN - Technical Specification Group - GSM/EDGE Radio Access Network
- 3GPP GERAN 1 - Radio aspects
- 3GPP GERAN 2 - Protocol aspects
- 3GPP GERAN 3 - Base station testing and O&M
- 3GPP GERAN 3new - Terminal Testing
- 3GPP GERAN 4 - Terminal testing - Radio Aspects
- 3GPP GERAN 5 - Terminal Testing - Protocol Aspects
- 3GPP RAN - Technical Specification Group Radio Access Network
- 3GPP RAN 1 - Radio layer 1 specification
- 3GPP RAN 2 - Radio layer 2 specification and Radio layer 3 RR specification
- 3GPP RAN 3 - lub specification, lur specification, lu specification and UTRAN & O&M
- 3GPP RAN 4 - Specification for radio performance
- 3GPP RAN 5 - Mobile Terminal Conformance Testing (formely T1)
- 3GPP RAN 6 - Legacy RAN radio and protocol
- 3GPP SA - Technical Specification Group Services and System Aspects
- 3GPP SA 1 - Services
- 3GPP SA 2 - Architecture
- 3GPP SA 3 - Security
- 3GPP SA 4 - Codec
- 3GPP SA 5 - Telecom Management
- 3GPP SA 6 - Mission-critical applications
- 3GPP T 1 - Mobile Terminal Conformance testing
- 3GPP T 2 - Mobile Terminal Services & Capabilities
- 3GPP T 3 - Smart Card Application Aspects
- AERO - Aeronautics
- AFI - Autonomic network engineering for the self-managing Future Internet
- ARF - Augmented Reality Framework
- AT - Access and Terminals
- AT Analogue - AT Analogue
- AT Digital - AT Digital
- AT Features - AT Features
- AT Install - AT Task Group on Installations and Cabling
- AT NGN@Home - AT Working Group on Home Networking
- ATA - Analogue Terminals & Access
- ATA-c - Conventional Technologies
- ATM - Advanced Testing Methods
- ATM 01 - Conformance Testing Methodologies
- ATM 02 - Conformance Testing Environment
- ATTM - Access, Terminals, Transmission and Multiplexing
- ATTM AT2 - Infrastructure, Physical Networks & Communication Systems
- ATTM AT3 - Integrated broadband cable and television networks
- ATTM SDMC - Sustainable Digital Multiservice Communities
- ATTM TM4 - Fixed Radio Systems
- ATTM TM6 - Wireline Access Network Systems
- BOARD - Board
- BRAN - Broadband Radio Access Networks
- BRAN 10 - RES 10 migrated WIs
- BROADCAST - EBU/CENELEC/ETSI on Broadcasting
- BT 01 - Private Networking Aspects
- BT 02 - Subscriber Complex Installation
- BTC - Business TeleCommunications
- BTC 01 - Private Networking Aspects
- BTC 02 - Subscriber Complex Installation
- BTC 04 - Private Networking Aspects of High Speed Business Telecommunications
- CABLE - Integrated broadband cable telecommunication networks
- CABLE WG1 - Architecture, Interfaces, protocols
- CABLE WG2 - HFC Distribution, Installation, Operational Best Practices
- CABLE WG3 - Engineering, Efficiency and Sustainability
- CABLE WG4 - Network, Fault, Monitoring and Performance Management and Test & Measu
- CCM - intelligent Compound Content Management
- CDM - european Common information sharing environment service and Data Model
- CIM - cross-cutting Context Information Management
- CLOUD - CLOUD
- CN - Corporate Networks
- CN 03 - CN-MOB: Mobility
- CN 07 - CN-PERF: Performance
- CYBER - Cyber Security
- CYBER QSC - Quantum-Safe Cryptography
- DECT - Digital Enhanced Cordless Telecommunications (DECT)
- DECT 01 - GSM interworking
- DECT 02 - Data applications
- DECT 03 - Network aspects
- DECT 04 - DECT Testing aspects
- DECT 05 - Radio and speech experts
- DECT 06 - Authentication module
- DECT A - DECT Non Testing Aspects
- DECT CI - Common Interface
- DECT NewGen - DECT NewGeneration
- DECT ULE - DECT-Ultra-Low-Energy
- DECT URLLC - DECT-Ultra Reliable Low Latency Communications
- DTA - Digital Terminals & Access
- E2NA - End-to-End Network Architectures
- E4P - Europe for Privacy-Preserving Pandemic Protection
- EASI - ETSI Project ATM Services and Inter-operability
- ECI - Embedded Common Interface for exchangeable CA/DRM solutions
- Ecma - Standardizing information and communications systems
- EE - Environmental Engineering
- EE 01 - EE Environmental Conditions
- EE 02 - EE Power Supply
- EE 03 - Mechanical Structure
- EE 04 - Electromagnetic Compatibility
- EE EEPS - EE Eco Environmental Product Standards
- EE M-ICT - Mobile ICT devices
- EE TMG - EE Thermal Management Group
- eHEALTH - eHEALTH
- EMTEL - Emergency Communications
- ENI - Experiential Networked Intelligence
- ERM - EMC and Radio Spectrum Matters
- ERM GSMOBA - ERM/MSG Joint group on GSM onboard aircraft
- ERM JTFEA - JOINED TASK FORCE ERM AERO
- ERM JWG CLC - Joint Working Group CENELEC 210
- ERM RP01 - Maritime Radio
- ERM RP02 - Land Mobile Radio A
- ERM RP04 - Land Mobile Radio B
- ERM RP05 - Aeronautical Radio
- ERM RP08 - Land Mobile Radio C
- ERM RP11 - Radio Site Engineering
- ERM TFES - Task Force for ERM and MSG for Harmonized Standards for IMT-2000
- ERM TG04 - ERM Automotive EMC
- ERM TG11 - Wideband Data Systems
- ERM TG13 - Cordless Telephony
- ERM TG14 - Notification of Radio Interfaces under the Article 4.2 of R&TTE Direct
- ERM TG17 - ERM Standards for PMSE and broadcast equipment/services
- ERM TG17 WG1 - ERM Analogue and Digital Television
- ERM TG17 WG2 - ERM Analogue and Digital Sound Broadcasting
- ERM TG17 WG3 - ERM Radio Microphones, Cordless Audio and Audio Links
- ERM TG17 WG4 - ERM Professional and Domestic Vision Links
- ERM TG17 WG5 - ERM Active TV Reception
- ERM TG20 - Equipment Integration
- ERM TG23 - Close Range Inductive Data Communications
- ERM TG25 - ERM Aeronautical
- ERM TG27 - ERM Radio Site Engineering
- ERM TG28 - ERM Generic SRD's
- ERM TG29 - ERM Road Transport & Telematics (Joint with CEN TC 278)
- ERM TG30 - ERM Wireless Medical Devices
- ERM TG31A - ERM Ultra Wide Band for Short Range Devices
- ERM TG31C - Ultra Wide Band Sensors
- ERM TG32 - ERM PMR
- ERM TG33 - ERM Measurement methods and their Uncertainties
- ERM TG34 - ERM RF Identification Devices
- ERM TG36 - ERM Avalanche Beacons
- ERM TG37 - ERM Intelligent Transport Systems
- ERM TG38 - CDMA PAMR
- ERM TG39 - Code Division Multiple Access (CDMA)
- ERM TG41 - Wireless Industrial Applications
- ERM TG5 - Maritime EMC Standards for Global Application
- ERM TG8 - Study re: the interference potential of CB radio at 27 MHz
- ERM TGAERO - Aeronautics
- ERM TGDMR - Digital Mobile Radio
- ERM TGMARINE - ERM Maritime and radio amateur activities
- ERM TGRx - Receiver parameters
- ERM TGSRR - ERM Automotive and surveillance radar
- ERM TGTLPR - Tank Level Probing Radar
- ERM TGUWB - Ultra Wide Band
- ERM WGEMC - ERM Electromagnetic Compatibility
- ERM WGRM - ERM Radio Matters
- ESI - Electronic Signatures and Trust Infrastructures
- ETI - Encrypted Traffic Integration
- F5G - Fifth Generation Fixed Network
- GA - General Assembly
- HF - Human Factors
- HF 01 - Telecommunication Services
- HF 02 - People with Special Needs
- HF 03 - Usability Evaluation
- ICC - Integrated Circuit(s) Cards
- IMCC - ISDN Management and Coordination Committee
- INS - Identity and access management for Networks and Services
- INT - Core Network and Interoperability Testing
- INT AFI - Evolution of Management towards Autonomic Future Internet
- IP6 - IPv6 integration
- IPE - IPv6 Enhanced innovation
- IPRC - Intellectual Property Rights Committee
- ISI - Information Security Indicators
- ISM - ISDN Standards Management
- ITS - Intelligent Transport Systems
- ITS WG1 - Application Requirements and Services
- ITS WG2 - Architecture and Cross Layer
- ITS WG3 - Transport and Network
- ITS WG4 - Media and Medium related
- ITS WG5 - Security
- LI - Lawful Interception
- LIS - Localisation Industry Standards
- LTN - Low Throughput Networks
- MBC - Mobile and Broadcast Convergence
- MCD - Media Content Distribution
- MCD CDN-I - MCD CDN Interconnection
- M-COMM - Mobile Commerce
- M-COMM 02 - Payment and security aspects
- MEC - Multi-access Edge Computing
- MEC DECODE - Deployment and ECOsystem DEvelopment
- MEC IEG - Industry Enabling Group
- MESA SA - MESA Services and Applications
- MESA SYS - MESA System
- MMG - Multimedia Management Group
- MOI - Measurement Ontology for IP traffic
- MSG - Mobile Standards Group
- MSG EVAL - Evaluation
- MSG GSM - Working Group for GSM
- MSG TFES - Task Force for European Standards for IMT-2000
- MTA - Multimedia Terminals & Applications
- MTA 01 - Multimedia Terminal Application Architecture
- MTA 03 - Services Integration & Interworking
- MTA 04 - Co-operative Document Handling & File Transfer
- MTC - Mobile Thin Client
- MTS - Methods for Testing & Specification
- MTS 01 - Conformance Testing Methodologies
- MTS 02 - Conformance Testing Environment
- MTS IPT - IP Testing Group
- MTS TDL - Test Description Language
- MTS TST - Testing
- mWT - millimetre Wave Transmission
- NA - Network Aspects
- NA 01 - User Interfaces, Services and Charging
- NA 02 - Numbering, Addressing, Routeing & Interworking
- NA 04 - Network Architecture, Operations, Maintenance, Principle & Performance
- NA 05 - Broadband Networks
- NA 06 - Network Intelligence and Universal Mobility
- NA 07 - Universal Personal Telecommunications
- NA 08 - Architecture, Interworking and Interconnection and GII/Internet
- NFV - Network Functions Virtualisation
- NFV EVE - Evolution and Ecosystem
- NFV IFA - Interfaces and Architecture
- NFV INF - Architecture of the Virtualisation Infrastructure
- NFV MAN - Management & Orchestration
- NFV PER - Performance & Portability
- NFV REL - Reliability & Availability
- NFV SEC - Security
- NFV SOL - Solutions
- NFV SWA - Software Architecture
- NFV TST - Testing, Implementation, and Open Source Working Group
- NGP - Next Generation Protocols
- NIN - Non-IP Networking
- NTECH - Network Technologies
- NTECH AFI - Evolution of Management towards Autonomic Future Internet
- OCG - Operational Co-ordination Group
- OCG ECN&S - Electronic Communications Networks & Services
- OCG eHealth - eHealth Starter Group
- OCG EMTEL - OCG ad-hoc group on Emergency Telecommunications
- OEU - Operational energy Efficiency for Users
- oneM2M - oneM2M
- ORI - Open Radio equipment Interface
- OSG - Open Smart Grid
- PDL - Permissioned Distributed Ledger
- PLT - Powerline Telecommunications
- PS 01 - Services and Facilities
- PS 02 - ERMES Radio Sub-System
- PS 03 - Network Aspects of ERMES
- PTS - Pay Terminals & Systems
- QKD - Quantum Key Distribution
- QSC - Quantum Safe Cryptography
- RES - Radio Equipment & Systems
- RES 01 - Maritime Mobile
- RES 02 - Land Mobile
- RES 03 - DECT
- RES 04 - Paging Systems
- RES 05 - Terrestrial Flight Telecommunication System
- RES 07 - DSRR
- RES 08 - Low Power Devices
- RES 09 - EMC
- RES 10 - Radio LAN
- RES 11 - Radio Site Engineering
- RIS - Reconfigurable Intelligent Surfaces
- RRS - Reconfigurable Radio Systems
- RRS 01 - RRS System Aspects & Cognitive functionalities
- RRS 02 - REA - Reconfigurable Radio Equipment Architecture
- RRS 03 - RRS Security, Certification & Declaration of Conformity
- RRS 04 - Civil Security & Inter-Domain Synergies
- RT - Railway telecommunications
- RT EGSM-R - Extended-GSM-R
- RT JTFIR - Joint Task Force ITS RT
- SAFETY - Safety
- SAFETY WGRADIO - Safety Working Group RADIO
- SAGE - Security Algorithms Group of Experts
- SAI - Securing Artificial Intelligence TC
- SAI_ISG - Securing Artificial Intelligence
- SEC - Security
- SEC ESI - Electronic Signatures and Infrastructure
- SEC LI - Lawful Interception
- SES - Satellite Earth Stations & Systems
- SES 02 - RF and IF Equipment
- SES 03 - Interaction & Control Monitoring Functions
- SES 04 - TV and Sound Programmes Equipment
- SES 05 - E/S for Mobile Services
- SES AES - SES WG on Aeronautical Satellite Earth Stations
- SES ASSC - Autonomous Satellite Signalling Channel
- SES BSM - SES Broadband Satellite Multimedia
- SES ECSS - SES WG on European Co-operation for Space Standardisation
- SES GMR - SES WG on the GEO Mobile Radio Interfaces
- SES GSO S-PCN - WG on GSO S-PCN
- SES HARM - SES WG on R&TTE dir. 99/5/EC and and RED dir. 2014/53/EU
- SES KA-BAND - WG on Ka Band Earth Stations
- SES Ku-Band AES - SES WG on Ku-Band Satellite Aircraft Earth Stations
- SES MAR ESV - Maritime & Railways Satellite Earth Stations on Board Vessels & Trains
- SES MSS - SES WG on Mobile Satellite Systems
- SES SatEC - Satellite Emergency Communications
- SES SCN - Satellite Communications and Navigation
- SES SDR - SES Satellite Digital Radio
- SES S-UMTS - SES WG on the Satellite Component of UMTS/IMT-2000
- SET - Secure Element Technologies
- SET REQ - SET-REQ
- SET TEC - SET-TEC
- SET TEST - SET TEST
- SmartBAN - Smart Body Area Network
- SmartM2M - Smart M2M
- SMG - Special Mobile Group
- SMG 01 - Services & Facilities
- SMG 02 - Radio
- SMG 03 - Network Aspects
- SMG 04 - Data Services
- SMG 05 - Universal Mobile Telecommunications System
- SMG 06 - Operations & Maintenance
- SMG 07 - Mobile Station (MS) Testing
- SMG 08 - Base Station System (BSS) Testing (GSM 11.20)
- SMG 09 - IC Card Aspects
- SMG 10 - Security Group
- SMG 11 - Speech Aspects
- SMG 12 - System Architecture
- SMT - Surface Mount Technique
- SPAN - Services and Protocols for Advanced Networks
- SPAN 01 - Network Signalling
- SPAN 02 - Numbering/Addressing, Routeing and Services
- SPAN 02 WP2 - ISDN/PSTN and IN services and mobility
- SPAN 03 - IN protocols
- SPAN 05 1 - Basic call control protocols
- SPAN 05 3 - Conformance testing
- SPAN 05 4 - Supplementary services
- SPAN 05 5 - B-ISDN, layer 3
- SPAN 06 - Network Intelligence and Universal Mobility
- SPAN 06 1 - Service modelling
- SPAN 06 4 (SG) - Security
- SPAN 06 5 (UMTS) - UMTS task force
- SPAN 06 SPAR - Service Provider Access Requirements
- SPAN 08 - Architecture, interworking and interconnection, GII/Internet
- SPAN 09 - Access Networks and Service Node Interfaces
- SPAN 11 - SPAN Services, Applications, Numbering, Naming and Addressing (SANNA)
- SPAN 12 - Applications Interfaces for Service Providers and Network Operators
- SPAN 13 - SPAN Peer-to-Peer Control Protocol (PTPCP)
- SPAN 14 - SPAN Overall Network and System Architecture (ONSA)
- SPAN 15 - SPAN Network Management
- SPS - Signalling Protocols
- SPS 01 - Network Signalling
- SPS 02 - Signalling Network & Mobility Applications
- SPS 02 A - Co-ordination matters and TC
- SPS 02 B - Supporting protocols and S-AAL
- SPS 02 D - OMAP
- SPS 03 - IN protocols
- SPS 03 1 - Broadband Switching
- SPS 03 3 - Technical Parameters
- SPS 03 4 - Intelligent Network
- SPS 05 - Digital access signalling
- SPS 05 1 - Basic Call Control Protocols
- SPS 05 3 - Conformance Testing
- SPS 05 4 - Supplementary Services
- SPS 05 5 - Broadband ISDN, Layer 3
- SPS 09 - Access Networks and Service Node Interfaces
- STQ - Speech and multimedia Transmission Quality
- STQ AURORA - STQ Aurora Project
- STQ MOBILE - STQ Mobile
- TCCE - TETRA and Critical Communications Evolution
- TCCE 01 - TCCE User Requirements / Services
- TCCE 02 - Air Interface / Radio aspects
- TCCE 03 - TCCE Air Interface and Network Protocols
- TCCE 04 - TCCE High Speed Data
- TCCE 05 - TCCE Voice coding
- TCCE 06 - TCCE Security
- TCCE 07 - SIM Card
- TCCE 08 - TCCE Off-network services
- TCCE 4 close - Packet Data Optimised
- TE - Terminal Equipment
- TE 01 - Telematics: Videotex and Multimedia Information Retrieval Services
- TE 02 - Telematics: Facsimile, Document Handling and Transfer
- TE 04 - Audiovisual and Voice Terminals
- TE 05 - General Terminal Access Requirements
- TE 06 - Directory Systems
- TE 07 - Lower Layer Protocols
- TE 09 - Card Terminal
- TE 10 - Multimedia Management Group
- THz - TeraHertz technology
- TIPHON - Telecommunications and Internet Protocol Harmonization Over Networks
- TIPHON 01 - TIPHON Requirements, charging and security matters
- TIPHON 02 - TIPHON Architecture models and interfaces
- TIPHON 03 - TIPHON Call control matters
- TIPHON 04 - TIPHON Naming and address translation issues
- TIPHON 05 - TIPHON Quality of service aspects
- TIPHON 06 - TIPHON Verification, demonstration and implementation matters
- TIPHON 07 - TIPHON Wireless and Mobility aspects (DORMANT)
- TIPHON 08 - TIPHON Security
- TISPAN - Telecoms & Internet converged Services & Protocols for Advanced Networks
- TISPAN 01 - TISPAN Services
- TISPAN 02 - TISPAN Architecture
- TISPAN 03 - TISPAN Protocols
- TISPAN 04 - TISPAN Numbering Addressing and routing
- TISPAN 05 - TISPAN NGN Home Networking
- TISPAN 05 - TISPAN QoS
- TISPAN 06 - TISPAN Testing
- TISPAN 07 - TISPAN Security
- TISPAN 08 - TISPAN Network Management
- TM - Transmission & Multiplexing
- TM 01 - TM Core networks, fibres and cables
- TM 01 1 - TM Cabled fibres and passive optical components
- TM 01 3 - TM Transport Equipment, Systems and Interfaces
- TM 02 - Transmission Networks Management, Performance
- TM 03 - Interfaces, architecture and functional requirements of transport networks
- TM 04 - TM Fixed Radio Systems
- TM 04 1 - TM Point-to-Point Systems
- TM 04 2 - TM Point-to-Multipoint Systems
- TM 04 4 - TM Antennas
- TM 05 - Coding Speech Processing & Associated Network Issues
- TM 06 - TM Access Networks
- TMN - Telecommunications Management Network
- TMN 02 - Transport and Access Network Management
- TMN 03 - Generic Modelling
- TMN ASM - Access Switching Management
- TMN GOM - Generic Objects Modelling
- TRAC - Technical Recommendations Applications Committee
- UMTS - Universal Mobile Telecommunications Systems
- USER - User Group
- ZSM - Zero-touch network and Service Management
## Select Standard Types
- EN - European Standard (Telecommunications series)
- ES - ETSI Standard
- EG - ETSI Guide
- TS - Technical Specification
- GS - Group Specification
- TR - Technical Report
- SR - Special Report
- ETS - European Telecommunication Standard
- I-ETS - Interim ETS
- TBR - Technical Basis for Regulation
- NET - Norme Européenne de Télécommunication
- GTS - GSM Technical Specification
- ETR - ETSI Technical Report
- TCRTR - Technical Committee Reference Technical Report
- GR - Group report