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ITS Vocabulary

A vocabulary defined for Intelligent Transport Systems and documented as a formal ontology. The contents of this vocabulary are periodically standardized in ISO 14812, whereas this file is maintained through a GitHub project.

The original version of the vocabulary was published as ISO/TS 14812:2022. Edition 2 was released in 2025.

With edition 3, the draft standard is now generated from this ontology file, originally developed in 2026.

The formal definition of the terms is available in OWL Syntax.