Release Rel-17
5G NRExtends 5G NR to new device classes and satellite access.
Frozen 2022-03-231,408 specifications
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 33.924
Identity management and 3GPP security interworking; Identity management and Generic Authentication Architecture (GAA) interworking
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.926
Security Assurance Specification (SCAS) threats and critical assets in 3GPP network product classes
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.935
Study on detailed Long Term Key Update Process (LTKUP) detailed solutions
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.937
Study of mechanisms for Protection against Unsolicited Communication for IMS (PUCI)
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.969
Study on security aspects of Public Warning System (PWS)
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.980
Liberty Alliance and 3GPP security interworking; Interworking of Liberty Alliance Identity Federation Framework (ID-FF), Identity Web Services Framework (ID-WSF) and Generic Authentication Architecture (GAA)
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 33.995
Study on security aspects of integration of Single Sign-On (SSO) frameworks with 3GPP operator-controlled resources and mechanisms
Security
Rel-17TSSecurityUpdated 2026-07-25
TS 34.109
Terminal logical test interface; Special conformance testing functions
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.123-3
User Equipment (UE) conformance specification; Part 3: Abstract test suite (ATS)
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.124
Electromagnetic compatibility (EMC) requirements for mobile terminals and ancillary equipment
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.131
Test Specification for C-language binding to (Universal) Subscriber Interface Module ((U)SIM) Application Programming Interface (API)
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.229-1
Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.229-2
Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 2: Implementation Conformance Statement (ICS) specification
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.229-3
Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 3: Abstract test suite (ATS)
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.229-5
Internet Protocol (IP) multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); User Equipment (UE) conformance specification; Part 5: Protocol conformance specification using 5G System (5GS)
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 34.926
Electromagnetic compatibility (EMC); Table of international requirements for mobile terminals and ancillary equipment
Conformance Testing
Rel-17TSConformance TestingUpdated 2026-07-26
TS 35.215
Specification of the 3GPP Confidentiality and Integrity Algorithms UEA2 & UIA2; Document 1: UEA2 and UIA2 specifications
Security
Rel-17TSSecurityUpdated 2026-07-26
TS 35.216
Specification of the 3GPP Confidentiality and Integrity Algorithms UEA2 & UIA2; Document 2: SNOW 3G specification
Security
Rel-17TSSecurityUpdated 2026-07-26
TS 35.217
Specification of the 3GPP Confidentiality and Integrity Algorithms UEA2 & UIA2; Document 3: Implementors' test data
Security
Rel-17TSSecurityUpdated 2026-07-26
TS 35.218
Specification of the 3GPP Confidentiality and Integrity Algorithms UEA2 & UIA2; Document 4: Design conformance test data
Security
Rel-17TSSecurityUpdated 2026-07-26