On 28 October 2015, EU member states agreed that an on-road test measuring dangerous nitrogen oxides in cars would be introduced, but that initially carmakers would be allowed to exceed the EU limit 2.1 times.
The new test is mandatory as of 1 September 2017.
The decision came just a month after Europe's largest car manufacturer, Volkswagen Group (VW), was outed as having cheated laboratory emissions tests.
An investigation by this website reveals that the VW scandal accele...
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