Question to the Cabinet Office:

To ask the Minister for the Cabinet Office, how many investigations were carried out by public bodies into (a) leave and (b) remain campaign organisations involved in the 2016 EU referendum; and what the (i) direct costs and (ii) costs paid to external organisations were of each investigation.

This information is not held by the Cabinet Office.

Investigations were carried out by a range of public bodies in relation to organisations campaigning on both sides in the 2016 EU referendum. These include the Electoral Commission, National Crime Agency, Metropolitan Police and Information Commissioner’s Office.