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Just announced / Breaking news

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Particle number test for periodic technical

inspection (PTI-PN test) to be introduced in

Belgium on 1 July 2022 and in the Netherlands, Germany and Switzerland on 1 January 2023 for vehicles fitted with

a diesel particulate filter (DPF)

 

Particles Matter (126 pages) explains all you

need to know about  the PTI-PN test

and particulate filter technology in general.

Click here to find out more.