Question to the Home Office:

To ask the Secretary of State for the Home Department, pursuant to the Answer of 7 November 2025 to Question 86746 on Roads: Accidents, whether her Department has received requests from the Department for Transport for data on (a) drug and (b) drink driving tests since July 4th 2024.

As a part of the Annual Data Requirement, the Home Office collects information on roadside breath tests for alcohol, carried out by the 43 territorial police forces in England and Wales.

The Home Office makes all information collected on roadside breath tests for alcohol publicly available as a part of its annual “Police powers and procedures: Roads policing” statistical publication. The latest release is available here:
Police powers and procedures England and Wales statistics - GOV.UK

Publication of this data makes it accessible for use by Other Government Departments, external organisations, and members of the public.

The Home Office does not collect data on tests conducted by police for drug driving.