Release Rel-17
5G NRExtends 5G NR to new device classes and satellite access.
Frozen 2022-03-23176 specifications in series 29
Key features: RedCap (NR-Light), NR-NTN, multicast/broadcast, XR support
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 29.002
Mobile Application Part (MAP) specification
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.007
General requirements on interworking between the Public Land Mobile Network (PLMN) and the Integrated Services Digital Network (ISDN) or Public Switched Telephone Network (PSTN)
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.010
Information element mapping between Mobile Station - Base Station System (MS - BSS) and Base Station System - Mobile-services Switching Centre (BSS - MSC); Signalling Procedures and the Mobile Application Part (MAP)
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.011
Signalling Interworking for supplementary services
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.013
Signalling interworking between ISDN supplementary services; Application Service Element (ASE) and Mobile Application Part (MAP) protocols
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.061
Interworking between the Public Land Mobile Network (PLMN) supporting packet based services and Packet Data Networks (PDN)
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.078
Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase X; CAMEL Application Part (CAP) specification
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.079
Optimal media routeing within the IP Multimedia Subsystem (IMS); Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.108
Application of the Radio Access Network Application Part (RANAP) on the E-interface
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.109
Generic Authentication Architecture (GAA); Zh and Zn Interfaces based on the Diameter protocol; Stage 3
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.116
Representational state transfer over xMB reference point between content provider and BM-SC
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.118
Mobility Management Entity (MME) - Visitor Location Register (VLR) SGs interface specification
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.119
GPRS Tunnelling Protocol (GTP) specification for Gateway Location Register (GLR)
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.120
Mobile Application Part (MAP) specification for Gateway Location Register (GLR)
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.122
T8 reference point for Northbound APIs
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.128
Mobility Management Entity (MME) and Serving GPRS Support Node (SGSN) interfaces for interworking with packet data networks and applications
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.139
3GPP system - fixed broadband access network interworking; Home (e)Node B - security gateway interface
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.153
Service capability exposure functionality over Ns reference point
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.154
Service capability exposure functionality over Nt reference point
Architecture
Rel-17TS5GCUpdated 2026-07-25
TS 29.155
Traffic steering control; Representational State Transfer (REST) over St reference point
Architecture
Rel-17TS5GCUpdated 2026-07-25