Release Rel-20
5G-AdvancedThe in-progress release continuing the 5G-Advanced evolution track.
288 specifications
Key features: AI/ML-native air interface, further RedCap, ambient IoT phase 2
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 28Series 29Series 32Series 33Series 35Series 36Series 38
TS 21.900
Technical Specification Group working methods
General
Rel-20TS3GPP SystemUpdated 2026-07-26
TS 22.101
Service aspects; Service principles
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.153
Multimedia priority service
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.173
IP Multimedia Core Network Subsystem (IMS) Multimedia Telephony Service and supplementary services; Stage 1
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.179
Mission Critical Push to Talk (MCPTT); Stage 1
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.261
Service requirements for the 5G system
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.268
Public Warning System (PWS) requirements
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.280
Mission Critical Services Common Requirements (MCCoRe); Stage 1
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.870
Study on 6G Use Cases and Service Requirements
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.883
Feasibility Study on Energy Efficiency as service criteria Phase 2
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 22.887
Feasibility Study on satellite access - Phase 4
Service
Rel-20TSNTNUpdated 2026-07-26
TS 22.989
Study on Future Railway Mobile Communication System
Service
Rel-20TS3GPP ServicesUpdated 2026-07-26
TS 23.003
Numbering, addressing and identification
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.038
Alphabets and language-specific information
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.041
Technical realization of Cell Broadcast Service (CBS)
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.122
Non-Access-Stratum (NAS) functions related to Mobile Station (MS) in idle mode
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.167
IP Multimedia Subsystem (IMS) emergency sessions
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.203
Policy and charging control architecture
Physical Layer
Rel-20TS5GCUpdated 2026-07-26
TS 23.222
Common API Framework for 3GPP Northbound APIs
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.228
IP Multimedia Subsystem (IMS); Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26