FOI request detail

ULEZ

Request ID: FOI-0895-2324
Date published: 05 July 2023

You asked

Hello, I have seen on your bus adverts and social media that 9 out of 10 cars in outer London are now ulez compliant. However I cannot find how this statistic was calculated or any reference to a study. Please could you help and clarify where this information came from. Much appreciated.

We answered

TfL Ref: FOI-0895-2324

Thank you for your request  received by us on date asking for information about
 
Your request has been considered in accordance with the requirements of the Freedom of Information Act / Environmental Information Regulations and our information access policy. 

Specifically you asked:

Hello, I have seen on your bus adverts and social media that 9 out of 10 cars in outer London are now ulez compliant. However I cannot find how this statistic was calculated or any reference to a study. Please could you help and clarify where this information came from.”

I can confirm that we hold the information you require. 

Information about how TfL measures and reports ULEZ compliance levels, and the requested data, is available on our website here:

https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/ulez-compliance-data


If this is not the information you are looking for, or if you are unable to access it for any reason, please do not hesitate to contact me.

Please see the attached information sheet for details of your right to appeal as well as information on copyright and what to do if you would like to re-use any of the information we have disclosed.

Yours sincerely,

David Wells
FOI Case Officer
FOI Case Management Team
General Counsel
Transport for London
 

Back to top

Want to make a request?

We'll email you the response within 20 working days.


We'll publish the response online without disclosing any personal information.