Release Rel-18
5G-AdvancedFirst 5G-Advanced release, extending 5G NR with AI/ML, non-terrestrial networks, and reduced-capability devices.
Frozen 2024-03-22174 specifications in series 23
Key features: RedCap enhancements, NR-NTN, XR enhancements, AI/ML for NG-RAN
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 23.278
Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 4; Stage 2; IM CN Interworking
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.279
Combining Circuit Switched (CS) and IP Multimedia Subsystem (IMS) services; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.280
Common functional architecture to support mission critical services; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.281
Functional architecture and information flows to support Mission Critical Video (MCVideo); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.282
Functional architecture and information flows to support Mission Critical Data (MCData); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.283
Mission Critical Communication Interworking with Land Mobile Radio Systems
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.284
Local Call Local Switch (LCLS); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.285
Architecture enhancements for V2X services
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.286
Application layer support for Vehicle-to-Everything (V2X) services; Functional architecture and information flows
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.287
Architecture enhancements for 5G System (5GS) to support Vehicle-to-Everything (V2X) services
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.288
Architecture enhancements for 5G System (5GS) to support network data analytics services
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.289
Mission Critical services over 5G System; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.292
IP Multimedia Subsystem (IMS) centralized services; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.303
Proximity-based services (ProSe); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.304
Proximity based Services (ProSe) in the 5G System (5GS)
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.316
Wireless and wireline convergence access support for the 5G System (5GS)
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.333
Multimedia Resource Function Controller (MRFC) - Multimedia Resource Function Processor (MRFP) Mp interface: Procedures descriptions
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.334
IP Multimedia Subsystem (IMS) Application Level Gateway (IMS-ALG) - IMS Access Gateway (IMS-AGW) interface: Procedures descriptions
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.335
User Data Convergence (UDC); Technical realization and information flows; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.379
Functional architecture and information flows to support Mission Critical Push To Talk (MCPTT); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25