ISO 15638-21:2018
[Current]
Intelligent transport systems — Framework for cooperative telematics applications for regulated commercial freight vehicles (TARV) — Part 21: Monitoring of regulated vehicles using roadside sensors and data collected from the vehicle for enforcement and other purposes
...ISO 15638-21:2018(E)
ISO 15638-5, TARV Generic vehicle information,
ISO 15638-6, TARV Regulated applications, and
ISO 15638-7, TARV Other applications...