Question to the Department for Business and Trade:

To ask His Majesty's Government what assessment they have made of the effectiveness of GOV.UK One Login for Companies House's identity verification service, and how many complaints have been received about it.

On 8 April 2025 Companies House started a lengthy period of voluntary Identity Verification to assess the effectiveness of the solution before making Identity Verification mandatory from 18 November.

As of 9 December, 1.8 million people have successfully completed verification via GOV.UK One Login. Between 8 April and 9 December, Companies House received 355 official complaints regarding GOV.UK One Login. From September to November 2025, the period for which data is available of the Government Digital Service (GDS) received 75 complaints from Companies House customers using One Login to verify their identities.