5G Standards Documentation

This repository contains 3GPP Technical Specifications for 5G systems, organized by release version.

Release 18 (Latest)

Core Network and System Architecture

• TS 23.502 - Procedures for the 5G System (5GS)
• TS 24.501 - Non-Access-Stratum (NAS) protocol for 5G System (5GS)
• TS 33.501 - Security architecture and procedures for 5G System

Network Functions

• TS 29.244 - Interface between Control Plane and User Plane nodes
• TS 29.503 - Unified Data Management (UDM) services
• TS 29.507 - Access and Mobility Policy Control Service
• TS 29.513 - Policy and Charging Control signalling flows
• TS 29.514 - Policy Authorization Service
• TS 29.518 - Access and Mobility Management Services

Radio Access Network (RAN)

• TS 38.211 - Physical channels and modulation
• TS 38.212 - Multiplexing and channel coding
• TS 38.213 - Physical layer procedures for control
• TS 38.321 - Medium Access Control (MAC) protocol
• TS 38.331 - Radio Resource Control (RRC) protocol
• TS 38.413 - NG Application Protocol (NGAP)

Release 17

Core Network and System Architecture (R17)

• TS 23.501 - System architecture for the 5G System (5GS)
• TS 23.502 - Procedures for the 5G System (5GS)
• TS 24.501 - Non-Access-Stratum (NAS) protocol for 5G System (5GS)
• TS 33.501 - Security architecture and procedures for 5G System

Network Functions (R17)

• TS 29.244 - Interface between Control Plane and User Plane nodes
• TS 29.503 - Unified Data Management (UDM) services
• TS 29.507 - Access and Mobility Policy Control Service
• TS 29.510 - Network Repository Function (NRF) services
• TS 29.513 - Policy and Charging Control signalling flows
• TS 29.514 - Policy Authorization Service
• TS 29.518 - Access and Mobility Management Services

Radio Access Network (RAN) (R17)

• TS 38.211 - Physical channels and modulation
• TS 38.212 - Multiplexing and channel coding
• TS 38.213 - Physical layer procedures for control
• TS 38.321 - Medium Access Control (MAC) protocol
• TS 38.331 - Radio Resource Control (RRC) protocol
• TS 38.413 - NG Application Protocol (NGAP)

Release 16 and Earlier

Core Network and System Architecture (R16)

• TS 23.502 - Procedures for the 5G System (5GS)

Network Functions (R15/R16)

• TS 29.510 - Network Repository Function (NRF) services

Radio Access Network (RAN) (R15/R16)

• TS 38.413 - NG Application Protocol (NGAP) v15.0.0
• TS 38.413 - NG Application Protocol (NGAP) v15.1.0
• TS 38.413 - NG Application Protocol (NGAP) v16.2.0

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About 3GPP Technical Specifications

The 3rd Generation Partnership Project (3GPP) develops technical specifications for mobile telecommunications. The documents in this repository are organized by release version:

• Release 18: The latest specifications (2024-2025)
• Release 17: Previous major release (2022-2023)
• Release 16 and Earlier: Legacy specifications for reference

Document Naming Convention

The filenames follow the pattern: ts_[series][number]v[version]p.pdf

• Series 23: System architecture and procedures
• Series 24: Signaling protocols for User Equipment (UE)
• Series 29: Core network protocols and services
• Series 33: Security aspects
• Series 38: Radio Access Network (RAN) specifications

For the latest updates and additional specifications, visit the official 3GPP website.