Release Rel-16
5G NREnhances 5G NR with unlicensed spectrum, vehicle-to-everything, and private network support.
Frozen 2020-07-03149 specifications in series 29
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 29.162
Interworking between the IM CN subsystem and IP networks
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.163
Interworking between the IP Multimedia (IM) Core Network (CN) subsystem and Circuit Switched (CS) networks
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.164
Interworking between the 3GPP CS domain with BICC or ISUP as signalling protocol and external SIP-I networks
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.165
Inter-IMS Network to Network Interface (NNI)
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.168
Cell Broadcast Centre interfaces with the Evolved Packet Core; Stage 3
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.171
Location Services (LCS); LCS Application Protocol (LCS-AP) between the Mobile Management Entity (MME) and Evolved Serving Mobile Location Centre (E-SMLC); SLs interface
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.172
Location Services (LCS); Evolved Packet Core (EPC) LCS Protocol (ELP) between the Gateway Mobile Location Centre (GMLC) and the Mobile Management Entity (MME); SLg interface
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.173
Location Services (LCS); Diameter-based SLh interface for Control Plane LCS
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.201
Representational State Transfer (REST) reference point between Application Function (AF) and Protocol Converter (PC)
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.202
Signalling System No. 7 (SS7) signalling transport in core network; Stage 3
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.204
Signalling System No. 7 (SS7) security gateway; Architecture, functional description and protocol details
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.205
Application of Q.1900 series to bearer independent Circuit Switched (CS) core network architecture; Stage 3
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.212
Policy and Charging Control (PCC); Reference points
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.213
Policy and charging control signalling flows and Quality of Service (QoS) parameter mapping
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.214
Policy and charging control over Rx reference point
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.215
Policy and Charging Control (PCC) over S9 reference point; Stage 3
Physical Layer
Rel-16TS5GCUpdated 2026-07-25
TS 29.217
Policy and Charging Control (PCC); Congestion reporting over Np reference point
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.219
Policy and charging control: Spending limit reporting over Sy reference point
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.222
Common API Framework for 3GPP Northbound APIs
Architecture
Rel-16TS5GCUpdated 2026-07-25
TS 29.228
IP Multimedia (IM) Subsystem Cx and Dx Interfaces; Signalling flows and message contents
Architecture
Rel-16TS5GCUpdated 2026-07-25