UILevel 1

UIC Code Categories

The UI entry groups the UIC railway classification codes into categories based on function, vehicle type, and operational characteristics, providing a systematic framework for standardizing identification across international rail networks.

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Manual TranscriptionProprietary

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UI.01Infrastructure (Track/Gauge)

UI.02Signaling Systems (ERTMS/ETCS)

UI.03Rolling Stock - Passenger

UI.04Rolling Stock - Freight

UI.05Rolling Stock - Locomotive

UI.06Traction Power Systems

UI.07Operations and Traffic Management

UI.08Safety Standards

UI.09Environmental Standards

UI.10Telecommunications

UI.11Interoperability (TSI)

UI.12Loading Gauge Standards

UI.13Noise and Vibration Standards

UI.14Station Design Standards

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