Release Rel-18
5G-AdvancedFirst 5G-Advanced release, extending 5G NR with AI/ML, non-terrestrial networks, and reduced-capability devices.
Frozen 2024-03-221,533 specifications
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 23.283
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
TS 23.380
IMS Restoration Procedures
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.401
General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) access
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.402
Architecture enhancements for non-3GPP accesses
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.433
Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.434
Service Enabler Architecture Layer for Verticals (SEAL); Functional architecture and information flows
Architecture
Rel-18TS5GCUpdated 2026-07-25