Sheffield’s Clean Air Zone (CAZ) was brought in in February 2023, with the aim to reduce the harmful levels of NO2. The Class C charging zone requires the most heavily polluting, non-compliant ...

The clean air zone, which covers most of Sheffield city centre, sees van drivers charged £10 per day to enter, while bigger vehicles can pay up to £50 per day.

To be considered a Clean Air Center and earn its place on the map, MacPherson said the facility must have a system with a filtration rating of at least MERV 13, which can capture at least 50% of ...