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ETSI LTE MIssion Critical Standards
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Technical Specifications (TS)
Release 19
Release 18
Release 17
Release 16
Release 15
Release 14
Release 13
TS 122 179
3GPP TS 22.179
LTE; 5G; Mission Critical Push to Talk (MCPTT); Stage 1
Note minor title change cf Releases 13, 14 & 15
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.1.0; 2022-04
V17.1.0; 2022-04
V16.5.0; 2020-11
V16.5.0; 2020-11
LTE; Mission Critical Push to Talk (MCPTT) over LTE; Stage 1
V15.2.0; 2018-07
V15.2.0; 2018-07
V14.3.0; 2017-05
V14.3.0; 2017-05
V13.3.0; 2016-01
V13.3.0; 2016-01
TS 122 280
3GPP TS 22.280
LTE; 5G; Mission Critical Services Common Require-ments (MCCoRe); Stage 1
V18.5.0; 2024-05
V18.5.0; 2024-05
V17.7.0; 2022-05
V17.7.0; 2022-05
V16.8.0; 2020-08
V16.8.0; 2020-08
LTE; Mission Critical Services Common Requirements
V15.3.0; 2018-07
V15.3.0; 2018-07
V14.3.1; 2018-07
V14.3.1; 2018-07
TS 122 281
3GPP TS 22.281
LTE; 5G; Mission Critical (MC) Video
Note minor title change cf Releases 14 & 15
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.1; 2024-05
V18.0.1; 2024-05
V17.0.0; 2022-04
V17.0.0; 2022-04
V16.0.0; 2020-11
V16.0.0; 2020-11
LTE; Mission Critical Video over LTE
V15.1.0; 2018-07
V15.1.0; 2018-07
V14.4.1; 2018-04
V14.4.1; 2018-04
TS 122 282
3GPP TS 22.282
LTE; 5G; Mission Critical (MC) Data
Note minor title change cf Releases 14 & 15
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.1; 2024-05
V18.0.1; 2024-05
V17.0.0; 2022-04
V17.0.0; 2022-04
V16.4.0; 2020-11
V16.4.0; 2020-11
LTE; Mission Critical Data over LTE
V15.1.0; 2018-07
V15.1.0; 2018-07
V14.3.0; 2017-03
V14.3.0; 2017-03
TS 123 179
3GPP TS 23.179
LTE; Functional architecture and information flows to support mission critical communication services; Stage 2
V13.5.0; 2017-03
V13.5.0; 2017-03
TS 123 180
3GPP TS 23.180
LTE; Mission critical services support in the Isolated Operation for Public Safety (IOPS) mode of operation
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-05
V17.0.0; 2022-05
TS 123 280
3GPP TS 23.280
LTE; Common functional architecture to support mission critical services; Stage 2
V19.8.1; 2025-10
V19.8.1; 2025-10
V18.13.1; 2025-10
V18.13.1; 2025-10
V17.10.0; 2024-04
V17.10.0; 2024-04
V16.7.0; 2024-05
V16.7.0; 2024-05
V15.8.0; 2024-04
V15.8.0; 2024-04
V14.6.0; 2018-07
V14.6.0; 2018-07
TS 123 281
3GPP TS 23.281
LTE; Functional architecture and information flows to support Mission Critical Video (MCVideo); Stage 2
V19.8.1; 2025-10
V19.8.1; 2025-10
V18.11.0; 2025-09
V18.11.0; 2025-09
V17.7.0; 2024-01
V17.7.0; 2024-01
V16.4.0; 2021-01
V16.4.0; 2021-01
V15.6.0; 2019-04
V15.6.0; 2019-04
V14.7.0; 2019-01
V14.7.0; 2019-01
TS 123 282
3GPP TS 23.282
LTE; Functional architecture and information flows to support Mission Critical Video (MCVideo); Stage 2
V18.11.0; 2025-07
V18.11.0; 2025-07
V17.9.0; 2022-05
V17.9.0; 2022-05
V16.8.0; 2021-01
V16.8.0; 2021-01
V15.4.0; 2018-07
V15.4.0; 2018-07
V14.6.0; 2018-07
V14.6.0; 2018-07
TS 123 283
3GPP TS 23.283
LTE; Mission Critical Communication Interworking with Land Mobile Radio Systems
V18.4.0; 2025-09
V18.4.0; 2025-09
V17.4.0; 2025-04
V17.4.0; 2025-04
V16.8.0; 2025-04
V16.8.0; 2025-04
V15.4.0; 2025-04
V15.4.0; 2025-04
TS 123 289
3GPP TS 23.289
5G; Mission Critical services over 5G System; Stage 2
V18.11.0; 2025-09
V18.11.0; 2025-09
V17.2.0; 2022-07
V17.2.0; 2022-07
TS 123 379
3GPP TS 23.379
LTE; Functional architecture and information flows to support Mission Critical Push To Talk (MCPTT); Stage 2
V18.13.0; 2025-07
V18.13.0; 2025-07
V17.11.0; 2024-01
V17.11.0; 2024-01
V16.6.1; 2020-07
V16.6.1; 2020-07
V15.6.0; 2019-07
V15.6.0; 2019-07
V14.7.0; 2018-10
V14.7.0; 2018-10
TS 123 479
3GPP TS 23.479
LTE; Technical Specification Group Services and System Aspects; UE MBMS APIs for Mission Critical Services
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-04
V17.0.0; 2022-04
V16.0.0; 2020-11
V16.0.0; 2020-11
TS 124 281
3GPP TS 24.281
LTE; Mission Critical Video (MCVideo) signalling control; Protocol specification
V18.10.0; 2025-09
V18.10.0; 2025-09
V17.11.0; 2025-09
V17.11.0; 2025-09
V16.11.0; 2025-09
V16.11.0; 2025-09
V15.15.0; 2025-09
V15.15.0; 2025-09
V14.15.0; 2025-03
V14.15.0; 2025-03
TS 124 282
3GPP TS 24.282
LTE; Mission Critical Data (MCData) signalling control; Protocol specification
Associated files
V18.11.0; 2025-07
V18.11.0; 2025-07
V17.12.0; 2025-03
V17.12.0; 2025-03
V16.12.0; 2025-03
V16.12.0; 2025-03
V15.10.0; 2024-10
V15.10.0; 2024-10
V15.10.0; associated files
V14.11.0; 2024-10
V14.11.0; 2024-10
V14.11.0; associated files
TS 124 379
3GPP TS 24.379
LTE; Mission Critical Push To Talk (MCPTT) call control; Protocol specification
Associated files
V18.10.0; 2025-03
V18.10.0; 2025-03
V17.14.0; 2025-01
V17.14.0; 2025-01
V16.14.0; 2025-01
V16.14.0; 2025-01
V16.14.0; associated files
V15.16.0; 2025-01
V15.16.0; 2025-01
V15.16.0; associated files
V14.16.0; 2025-01
V14.16.0; 2025-01
V14.16.0; associated files
V13.19.0; 2025-01
V13.19.0; 2025-01
V13.19.0; associated files
TS 124 380
3GPP TS 24.380
LTE; Mission Critical Push To Talk (MCPTT) media plane control; Protocol specification
V18.6.0; 2024-07
V18.6.0; 2024-07
V17.7.0; 2022-10
V17.7.0; 2022-10
V16.9.0; 2022-10
V16.9.0; 2022-10
V15.10.0; 2022-10
V15.10.0; 2022-10
V14.12.0; 2022-01
V14.12.0; 2022-01
V13.14.0; 2022-01
V13.14.0; 2022-01
TS 124 381
3GPP TS 24.381
LTE; Mission Critical Push To Talk (MCPTT) group management; Protocol specification
V13.4.0; 2017-04
V13.4.0; 2017-04
TS 124 382
3GPP TS 24.382
LTE; Mission Critical Push To Talk (MCPTT) identity management; Protocol specification
V13.3.0; 2017-04
V13.3.0; 2017-04
TS 124 383
3GPP TS 24.383
LTE; Mission Critical Push To Talk (MCPTT) Management Object (MO)
V13.4.0; 2017-04
V13.4.0; 2017-04
TS 124 384
3GPP TS 24.384
LTE; Mission Critical Push To Talk (MCPTT) configuration management; Protocol specification
V13.4.0; 2017-04
V13.4.0; 2017-04
TS 124 481
3GPP TS 24.481
LTE; Mission Critical Services (MCS) group management; Protocol specification;
Associated files
V18.2.0; 2024-10
V18.2.0; 2024-10
V17.7.0; 2024-10
V17.7.0; 2024-10
V16.5.0; 2024-10
V16.5.0; 2024-10
V16.5.0; associated files
V15.7.0; 2024-10
V15.7.0; 2024-10
V15.7.0; associated files
V14.8.0; 2024-10
V14.8.0; 2024-10
V14.8.0; associated files
V13.7.0; 2020-07
V13.7.0; 2020-07
V13.7.0; associated files
TS 124 482
3GPP TS 24.482
LTE; Mission Critical Services (MCS) identity management; Protocol specification;
V18.0.1; 2024-05
V18.0.1; 2024-05
V17.1.0; 2022-05
V17.1.0; 2022-05
V16.0.0; 2020-07
V16.0.0; 2020-07
V15.1.0; 2020-07
V15.1.0; 2020-07
V14.4.0; 2020-07
V14.4.0; 2020-07
V13.3.0; 2017-04
V13.3.0; 2017-04
TS 124 483
3GPP TS 24.483
LTE; Mission Critical Services (MCS) Management Object (MO);
Associated files
V18.4.0; 2024-09
V18.4.0; 2024-09
V18.4.0; associated files
V17.8.0; 2024-09
V17.8.0; 2024-09
V17.8.0; associated files
V16.9.0; 2024-09
V16.9.0; 2024-09
V16.9.0; associated files
V15.10.0; 2024-09
V15.10.0; 2024-09
V15.10.0; associated files
V14.12.0; 2024-09
V14.12.0; 2024-09
V14.12.0; associated files
V13.10.0; 2021-09
V13.10.0; 2021-09
V13.10.0; associated files
TS 124 484
3GPP TS 24.484
LTE; Mission Critical Services (MCS) configuration management; Protocol specification;
Associated files
V18.7.0; 2024-10
V18.7.0; 2024-10
V17.10.0; 2024-01
V17.10.0; 2024-01
V16.14.0; 2023-01
V16.14.0; 2023-01
V16.14.0; associated files
V15.14.0; 2023-01
V15.14.0; 2023-01
V15.14.0; associated files
V14.15.0; 2023-01
V14.15.0; 2023-01
V14.15.0; associated files
V13.11.0; 2022-03
V13.11.0; 2022-03
TS 124 581
3GPP TS 24.581
LTE; Mission Critical Video (MCVideo) media plane control; Protocol specification
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.5.0; 2025-01
V18.5.0; 2025-01
V17.2.0; 2022-05
V17.2.0; 2022-05
V16.8.0; 2022-04
V16.8.0; 2022-04
V15.8.0; 2022-04
V15.8.0; 2022-04
V14.8.0; 2022-01
V14.8.0; 2022-01
TS 124 582
3GPP TS 24.582
LTE; Mission Critical Data (MCData) media plane control; Protocol specification
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.2.0; 2024-05
V18.2.0; 2024-05
V17.2.0; 2022-08
V17.2.0; 2022-08
V16.3.0; 2021-01
V16.3.0; 2021-01
V15.2.0; 2021-01
V15.2.0; 2021-01
V14.4.0; 2021-01
V14.4.0; 2021-01
TS 126 179
3GPP TS 26.179
LTE; Mission Critical Push To Talk (MCPTT); Codecs and media handling
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-05
V17.0.0; 2022-05
V16.0.0; 2020-11
V16.0.0; 2020-11
V15.0.0; 2018-07
V15.0.0; 2018-07
V14.0.0; 2017-04
V14.0.0; 2017-04
V13.2.0; 2016-10
V13.2.0; 2016-10
TS 126 281
3GPP TS 26.281
LTE; Mission Critical Video (MCVideo); Codecs and media handling
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-05
V17.0.0; 2022-05
V16.0.0; 2020-08
V16.0.0; 2020-08
V15.0.0; 2018-07
V15.0.0; 2018-07
V14.0.0; 2017-04
V14.0.0; 2017-04
TS 129 379
3GPP TS 29.379
LTE; 5G; Mission Critical Push To Talk (MCPTT) call control interworking with Land Mobile Radio (LMR) systems; Stage-3
Associated files
V18.0.0; 2024-05
V18.0.0; 2024-05
V18.0.0; associated files
V17.5.0; 2022-08
V17.5.0; 2022-08
V17.5.0; associated files
V16.5.0; 2022-08
V16.5.0; 2022-08
V16.5.0; associated files
TS 129 380
3GPP TS 29.380
LTE; 5G; Mission Critical Push To Talk (MCPTT) media plane control interworking with Land Mobile Radio (LMR) systems; Stage 3
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-05
V17.0.0; 2022-05
V16.0.0; 2020-11
V16.0.0; 2020-11
TS 129 582
3GPP TS 29.582
LTE; 5G; Mission Critical Data (MCData) interworking with Land Mobile Radio (LMR) systems; Stage 3
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.1.0; 2025-09
V18.1.0; 2025-09
V17.6.0; 2025-09
V17.6.0; 2025-09
V16.6.0; 2025-09
V16.6.0; 2025-09
TS 133 179
3GPP TS 33.179
LTE; Security of Mission Critical Push To Talk (MCPTT) over LTE
V13.12.0; 2023-01
V13.12.0; 2023-01
TS 133 180
3GPP TS 33.180
LTE; Security of the Mission Critical (MC) service
V18.1.0; 2024-05
V18.1.0; 2024-05
V17.9.0; 2023-04
V17.9.0; 2023-04
V16.12.0; 2023-04
V16.12.0; 2023-04
V15.13.0; 2023-01
V15.13.0; 2023-01
V14.12.0; 2023-01
V14.12.0; 2023-01
TS 136 579-1
3GPP TS 36.579-1
LTE; Mission Critical (MC) services over LTE; Part 1: Common test environment
V16.8.0; 2025-04
V16.8.0; 2025-04
V15.10.0; 2023-07
V15.10.0; 2023-07
V14.10.0; 2021-08
V14.10.0; 2021-08
V13.3.0; 2020-04
V13.3.0; 2020-04
TS 136 579-2
3GPP TS 36.579-2
LTE; Mission Critical (MC) services over LTE; Part 2: Mission Critical Push To Talk (MCPTT) User Equipment (UE) Protocol conformance specification
V16.8.0; 2025-04
V16.8.0; 2025-04
V15.8.0; 2023-07
V15.8.0; 2023-07
V14.12.0; 2023-01
V14.12.0; 2023-01
V13.3.0; 2020-04
V13.3.0; 2020-0
TS 136 579-3
3GPP TS 36.579-3
LTE; Mission Critical (MC) services over LTE; Part 3: Mission Critical Push To Talk (MCPTT) Server Application conformance specification
V15.0.0; 2024-05
V15.0.0; 2024-05
V14.1.0; 2024-08
V14.1.0; 2024-08
V13.4.0; 2024-08
V13.4.0; 2024-08
TS 136 579-4
3GPP TS 36.579-4
LTE; Mission Critical (MC) services over LTE; Part 4: Test Applicability and Implementation Conformance Statement (ICS) proforma specification
V16.8.0; 2025-04
V16.8.0; 2025-04
V15.6.0; 2023-07
V15.6.0; 2023-07
V14.7.0; 2022-01
V14.7.0; 2022-01
V13.2.0; 2020-04
V13.2.0; 2020-04
TS 136 579-5
3GPP TS 36.579-5
LTE; Mission Critical (MC) services over LTE; Part 5: Abstract test suite (ATS)
Associated files
V18.3.0; 2025-07
V18.3.0; 2025-07
V17.8.0; 2025-07
V17.8.0; 2025-07
V16.1.0; 2024-08
V16.1.0; 2024-08
V15.2.0; 2024-08
V15.2.0; 2024-08
V14.9.0; 2023-01
V14.9.0; 2023-01
V13.8.0; 2021-08
V13.8.0; 2021-08
TS 136 579-6
3GPP TS 36.579-6
LTE; Mission Critical (MC) services over LTE; Part 6: Mission Critical Video (MCVideo) User Equipment (UE) Protocol conformance specification
V16.6.0; 2025-04
V16.6.0; 2025-04
V15.7.0; 2023-07
V15.7.0; 2023-07
V14.3.0; 2022-01
V14.3.0; 2022-01
TS 136 579-7
3GPP TS 36.579-7
LTE; Mission Critical (MC) services over LTE; Part 7: Mission Critical Data (MCData) User Equipment (UE) Protocol conformance specification
V16.7.0; 2025-04
V16.7.0; 2025-04
V15.6.0; 2024-08
V15.6.0; 2024-08
V14.3.0; 2021-10
V14.3.0; 2021-10
TS 137 579-1
3GPP TS 37.579-1
LTE; 5G; Mission Critical (MC) services; Part 1: Common test environment
V17.3.0; 2025-10
V17.3.0; 2025-10
TS 137 579-2
3GPP TS 37.579-2
LTE; 5G; Mission Critical (MC) services; Part 2: Mission Critical Push To Talk (MCPTT) User Equipment (UE) Protocol conformance specification
V17.3.0; 2025-10
V17.3.0; 2025-10
TS 137 579-4
3GPP TS 37.579-4
LTE; 5G; Mission Critical (MC) services; Part 4: Test Applicability and Implementation Conformance Statement (ICS) proforma specification
V17.3.0; 2025-10
V17.3.0; 2025-10
TS 137 579-5
3GPP TS 37.579-5
LTE; 5G; Mission Critical (MC) services; Part 5: Abstract test suite (ATS)
Associated files
V18.3.0; 2025-10
V18.3.0; 2025-10
V18.3.0; associated files
V17.1.0; 2025-07
V17.1.0; 2025-07
TS 137 579-6
3GPP TS 37.579-6
LTE; 5G; Mission Critical (MC) services; Part 6: Mission Critical Video (MCVideo) User Equipment (UE) Protocol conformance specification
V17.3.0; 2025-10
V17.3.0; 2025-10
TS 137 579-7
3GPP TS 37.579-7
LTE; 5G; Mission Critical (MC) services; Part 7: Mission Critical Data (MCData) User Equipment (UE) Protocol conformance specification
V17.3.0; 2025-10
V17.3.0; 2025-10
Technical Reports (TR)
TR 124 980
3GPP TR 24.980
LTE; Minimum Requirements for support of MCPTT Service over the Gm reference point
V14.1.0; 2017-07
V14.1.0; 2017-07
V13.3.0; 2017-07
V13.3.0; 2017-07
TR 126 989
3GPP TR 26.989
LTE; Mission Critical Push To Talk (MCPTT); Media, codecs and Multimedia Broadcast/Multicast Service (MBMS) enhancements for MCPTT over LTE
V19.0.0; 2025-10
V19.0.0; 2025-10
V18.0.0; 2024-05
V18.0.0; 2024-05
V17.0.0; 2022-05
V17.0.0; 2022-05
V16.0.0; 2020-09
V16.0.0; 2020-09
V15.0.0; 2018-07
V15.0.0; 2018-07
V14.0.0; 2017-04
V14.0.0; 2017-04
V13.1.0; 2016-08
V13.1.0; 2016-08
Information Provider and Web Author: Ken Oborne, Last update 19/11/25
