Release Rel-18
5G-AdvancedFirst 5G-Advanced release, extending 5G NR with AI/ML, non-terrestrial networks, and reduced-capability devices.
Frozen 2024-03-22184 specifications in series 29
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 29.524
5G System; Cause codes mapping between 5GC interfaces; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.525
5G System; UE Policy Control Service; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.526
5G System; Network Slice-Specific and SNPN Authentication and Authorization services; Stage 3
Architecture
Rel-18TSNetwork SlicingUpdated 2026-07-25
TS 29.531
5G System; Network Slice Selection Services; Stage 3
Architecture
Rel-18TSNetwork SlicingUpdated 2026-07-25
TS 29.532
5G System; 5G Multicast-Broadcast Session Management Services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.534
5G System; Access and Mobility Policy Authorization Service; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.535
5G System; AKMA Anchor Services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.536
5G System; Network Slice Admission Control Services; Stage 3
Architecture
Rel-18TSNetwork SlicingUpdated 2026-07-25
TS 29.537
5G System; Multicast/Broadcast Policy Control services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.538
Enabling MSGin5G Service; Application Programming Interfaces (API) specification; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.540
5G System; SMS Services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.541
5G System; Network Exposure (NE) function services for Non-IP Data Delivery (NIDD) and Short Message Services (SMS); Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.542
5G System; Session management services for Non-IP Data Delivery (NIDD); Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.543
5G System; Data Transfer Policy Control Services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.544
5G System; Secured Packet Application Function (SP-AF) services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.548
Service Enabler Architecture Layer for Verticals (SEAL); SEAL Data Delivery (SEALDD) Server Services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.549
Service Enabler Architecture Layer for Verticals (SEAL); Application Programming Interface (API) specification; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.550
5G System; Steering of roaming application function services; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.551
5G System; Packet Flow Description Management Service; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25
TS 29.552
5G System; Network Data Analytics signalling flows; Stage 3
Architecture
Rel-18TS5GCUpdated 2026-07-25