Release Rel-15
5G NRThe foundational 5G New Radio release, defining the NR air interface and 5G core.
Frozen 2018-06-147 specifications in series 27
Key features: First 5G NR specifications, NSA and SA architectures
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 27.001
General on Terminal Adaptation Functions (TAF) for Mobile Stations (MS)
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.002
Terminal Adaptation Functions (TAF) for services using asynchronous bearer capabilities
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.003
Terminal Adaptation Functions (TAF) for services using synchronous bearer capabilities
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.005
Use of Data Terminal Equipment - Data Circuit terminating Equipment (DTE - DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS)
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.007
AT command set for User Equipment (UE)
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.010
Terminal Equipment to User Equipment (TE-UE) multiplexer protocol
Data
Rel-15TSData ServicesUpdated 2026-07-26
TS 27.060
Packet domain; Mobile Station (MS) supporting Packet Switched services
Data
Rel-15TSData ServicesUpdated 2026-07-26