A recent investigation by French car firm Peugeot found that the council in Bath had raked in a staggering £9.9million from CAZ charges and fines from its introduction on 15 March 2021 to 18 May 2023.

Source: https://www.dailymail.co.uk/money/cars/article-12491819/Bath-variable-car-park-charges-vehicle-emissions.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

A response to the question from council bosses said: “The council has been clear that once the removes the Ministerial Direction requiring the council to implement a charging class C then the CAZ will be removed.

Source: https://www.yorkshirepost.co.uk/news/transport/clean-air-zone-bradford-council-says-it-will-remove-clean-air-zone-charges-when-government-allows-it-4456729

Bristol City Council intends to publish a raft of figures regarding the CAZ in December.

Source: https://www.bbc.co.uk/news/uk-england-bristol-66531372?at_medium=RSS&at_campaign=KARANGA

Newcastle’s Clean Air Zone (CAZ) will be issuing its first tolls in just seven days’ time.

Source: https://www.chroniclelive.co.uk/news/north-east-news/newcastle-clean-air-zone-one-26049157

“Responsibility for paying a CAZ charge rests with you so it’s really important to check whether your vehicle is compliant and whether your route is within the zone.”

Source: https://www.express.co.uk/life-style/cars/1727972/clean-air-zone-newcastle-tyneside-gateshead-charges-january-2023

Sheffield City Council's gas-guzzling mayoral car would exceed the limit on emissions for the council's own Clean Air Zone (CAZ) were personal cars charged, research by bike manufacturer Brompton and the climate change charity Possible found.

Source: https://www.thestar.co.uk/news/politics/clean-air-zone-sheffield-mayors-polluting-diesel-jaguar-car-would-fall-foul-of-own-limit-for-charging-4185643