TS 24.571 – 5G NAS Location Services (LCS)
3GPP TS 24.571 is the 3GPP Technical Specification for 5G NAS Location Services (LCS). Its official 3GPP title is “5G System (5GS)”. It is published in 4 releases (Rel-16 to Rel-19); the latest version is 19.5.0 in Rel-19.
Defines NAS signaling, message coding, and procedures for 5G Location Services between UEs, the AMF, and LMF, including LPP, SLPP, ranging, and PRU support.
Releases and versions of TS 24.571
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.5.0 | Read · Download (3GPP) |
| Rel-18 | 18.8.0 | Read · Download (3GPP) |
| Rel-17 | 17.3.0 | Read · Download (3GPP) |
| Rel-16 | 16.3.0 | Read · Download (3GPP) |
Scope of TS 24.571
Category: Core Network (NAS). Technology generation: 5G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 24.571
- TS 23.586 Ranging & Sidelink Positioning in 5GS
- TS 38.455 NR Positioning Protocol A
- TR 21.905 3GPP Terminology and Definitions
- TS 23.273 5G Location Services Architecture Stage 2
- TS 24.501 5GS NAS Protocol Specification
- TS 37.355 LTE Positioning Protocol (LPP)
- TS 24.080 Supplementary Services Formats and Coding
- TS 29.572 5G LMF Service-Based Interface
- TS 38.305 NG-RAN UE Positioning Stage 2
- TS 22.261 5G System Service Requirements
- TS 24.572 LCS User Plane Protocol for 5GS
Specifications that reference TS 24.571
Other specifications in the 24 series
- TS 24.555 5G ProSe UE Policy Specification
- TS 24.558 Edge Application Enabler Server APIs Stage 3
- TS 24.559 Application Data Analytics Enablement Services
- TS 24.560 AIMLE SEAL Services Stage 3
- TS 24.572 LCS User Plane Protocol for 5GS
- TS 24.575 UE Pre-configuration for MBS
- TS 24.577 A2X Services in 5G System
- TS 24.578 UE policies for A2X services in 5GS
Frequently asked questions
What is 3GPP TS 24.571?
3GPP TS 24.571 is the 3GPP Technical Specification for 5G NAS Location Services (LCS). Defines NAS signaling, message coding, and procedures for 5G Location Services between UEs, the AMF, and LMF, including LPP, SLPP, ranging, and PRU support.
Which 3GPP releases include TS 24.571?
TS 24.571 is published in 4 releases, from Rel-16 to Rel-19. The latest version on 3GPP Explorer is 19.5.0 (Rel-19).
What category does TS 24.571 belong to?
TS 24.571 belongs to the Core Network (NAS) category of 3GPP specifications. It applies to 5G networks.
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