Question to the Department for Environment, Food and Rural Affairs:

To ask the Secretary of State for Environment, Food and Rural Affairs, whether she used external consultations in the production of her Department's report entitled Air pollution in the UK 2025, published on 9 October 2026.

Yes, external consultants were used in the production of the report, including Air Quality Consultants Ltd, WSP UK Ltd, and Imperial College Projects Ltd. The UK Health Security Agency were also part of the review process.