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 23.228
IP Multimedia Subsystem (IMS); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.231
SIP-I based circuit-switched core network; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.236
Intra-domain connection of Radio Access Network (RAN) nodes to multiple Core Network (CN) nodes
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.237
IP Multimedia Subsystem (IMS) Service Continuity; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.240
3GPP Generic User Profile (GUP); Architecture (Stage 2)
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.246
Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional description
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.247
Architectural enhancements for 5G multicast-broadcast services
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.251
Network sharing; Architecture and functional description
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.255
Application layer support for Uncrewed Aerial System (UAS); Functional architecture and information flows;
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.256
Support of Uncrewed Aerial Systems (UAS) connectivity, identification and tracking; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.259
Personal Network Management (PNM); Procedures and information flows; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.261
IP flow mobility and seamless Wireless Local Area Network (WLAN) offload; Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.271
Functional stage 2 description of Location Services (LCS)
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.272
Circuit Switched (CS) fallback in Evolved Packet System (EPS); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 23.273
5G System (5GS) Location Services (LCS); Stage 2
Architecture
Rel-18TS5GCUpdated 2026-07-25
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