With poor air quality becoming a key issue, the UK government is hard at work to address these environmental issues. The low emission zones (LEZ) exist in many areas of the UK, and in Europe overall, to tackle harmful emissions caused by vehicles in certain regions. Together with LEZ, the UK government has also introduced ultra-low emission zones (ULEZ) to central London. So, should you worry about entering the ULEZ? Today, we’ll tell whether your car is compliant to enter ULEZ using the ULEZ checker and everything you need to know regarding these zones.