Guidance

GOV.UK One Login privacy notice

Find out how GOV.UK One Login collects and uses your data.

Documents

Details

You can use GOV.UK One Login to access some government services. In some cases you’ll also need to prove your identity using GOV.UK One Login.

Privacy notices explain what we do with your data and how to contact us with any questions.

Updates to this page

Published 4 June 2025
Last updated 23 October 2025 show all updates
  1. Added section 2.4 and updated 2.2 to clarify that GOV.UK One Login only stores basic personal information and that other information can be requested from third parties. Clarified aspects of automated decision making (section 16) and that biometrics are only used proportionately and where necessary (section 10).

  2. Updated sections 3, 6, 8, 9, 10, 11, 12, 13 and 14 to explain what happens to your information when you add or share documents in your GOV.UK One Login app.

  3. Added details about how the GOV.UK One Login app collects and uses your information.

  4. Added translation

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