Please see attached an overview and background information regarding the London-wide Ultra-Low Emission Zone:
ULEZ overview
Further information that may be helpful:
Information about the wheelchair accessible vehicles grace period can be found on the ULEZ discounts and exemptions web page: https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/discounts-and-exemptions
Information about the Disabled Benefits grace period can be found on the ULEZ discounts and exemptions web page: https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/discounts-and-exemptions
Step-by step guide to applying for scrappage scheme grants: https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/scrappage-schemes/car-and-motorcycle