Release Rel-16
5G NREnhances 5G NR with unlicensed spectrum, vehicle-to-everything, and private network support.
Frozen 2020-07-03140 specifications in series 23
Key features: NR-U unlicensed, V2X, industrial IoT, integrated access backhaul
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 23.501
System architecture for the 5G System (5GS)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.502
Procedures for the 5G System (5GS)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.503
Policy and charging control framework for the 5G System (5GS); Stage 2
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.527
5G System; Restoration procedures
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.632
User data interworking, coexistence and migration; Stage 2
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.682
Architecture enhancements to facilitate communications with packet data networks and applications
Architecture
Rel-16TSEPCUpdated 2026-07-25
TS 23.715
Study on system enhancements for provision of access to restricted local operator services by an unauthenticated User Equipment (UE)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.716
Study on the wireless and wireline convergence for the 5G System (5GS) architecture
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.724
Study on Cellular Internet of Things (CIoT) support and evolution for the 5G System (5GS)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.725
Study on enhancement of Ultra-Reliable Low-Latency Communication (URLLC) support in the 5G Core network (5GC)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.726
Study on enhancing topology of the Service Management Function (SMF) and the User Plane Function (UPF) in 5G networks
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.731
Study on enhancement to the 5GC LoCation Services (LCS)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.732
Study on user data interworking, coexistence and migration
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.734
Study on enhancement of 5G System (5GS) for vertical and Local Area Network (LAN) services
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.735
Study on enhancements of Public Warning System
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.737
Study on architecture aspects for using satellite access in 5G
Architecture
Rel-16TSNTNUpdated 2026-07-25
TS 23.740
Study on enhancement of network slicing
Architecture
Rel-16TSNetwork SlicingUpdated 2026-07-25
TS 23.742
Study on Enhancements to the Service-Based Architecture
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.743
Study on optimisations on UE radio capability signalling
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 23.744
Study on location enhancements for mission critical services
Architecture
Rel-16TS5GCUpdated 2026-07-25