For the record, here are the requirements: https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/cars?intcmp=52215 https://tfl.gov.uk/modes/driving/ultra-low

For the record, here are the requirements: https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/cars?intcmp=52215 https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/car... Minimum emissions standards Petrol: Euro 4 (NOx) Diesel: Euro 6 (NOx and PM) Petrol cars that meet the ULEZ standards are generally those first registered as new with the DVLA after 2005, although cars that meet the standards have been available since 2001 Diesel cars that meet the standards are generally those first registered with the DVLA as new after September 2015