Charging CAZs may be only show in town to meet air quality legal limits

A technical report accompanying the Government’s new draft air quality plan suggests that more than 20 charging Clean Air Zones may be necessary in England.

The Government’s draft air quality plan published earlier this month says local authorities should only introduce charging Clean Air Zones (CAZs) if they are unable to identify “equally effective alternatives” for bringing NO2 concentrations down to within the European limit values (LTT 12 May). 

Yet, as the accompanying technical report, running to 253 pages, makes clear, in many places charging CAZs are likely to be the only way to comply with the limit value in the...

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