Lorry low emission zone on the A12 motorway in Austria tightens to Euro 5

Stuttgart Smog Alarm period starts again on 15 October 2019 for 6 months.

The London Ultra LEZ has reduced NO₂ by 32 µg/m³, traffic by 9%, CO2 by 13%

Stockholm will have a Euro 6 low emission zone in a part of the city center from 15 January 2020 on.