Release Rel-20
5G-AdvancedThe in-progress release continuing the 5G-Advanced evolution track.
57 specifications in series 23
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 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
TS 23.255
Application layer support for Uncrewed Aerial System (UAS); Functional architecture and information flows;
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.272
Circuit Switched (CS) fallback in Evolved Packet System (EPS); Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.280
Common functional architecture to support mission critical services; Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.281
Functional architecture and information flows to support Mission Critical Video (MCVideo); Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.282
Functional architecture and information flows to support Mission Critical Data (MCData); Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.283
Mission Critical Communication Interworking with Land Mobile Radio Systems
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.286
Application layer support for Vehicle-to-Everything (V2X) services; Functional architecture and information flows
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.288
Architecture enhancements for 5G System (5GS) to support network data analytics services
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.289
Mission Critical services over 5G System; Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.304
Proximity based Services (ProSe) in the 5G System (5GS)
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.369
Architecture support for Ambient power-enabled Internet of Things; Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26
TS 23.379
Functional architecture and information flows to support Mission Critical Push To Talk (MCPTT); Stage 2
Architecture
Rel-20TS5GCUpdated 2026-07-26