Form UKM: guidance – GOV.UK

Updates to this page

Published 22 March 2019

Last updated 20 July 2026


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  1. Updated applying to register as a British citizen if born before 1983 to a British mother, application processing times and information on returning your biometric residence permit (BRP).

  2. Updated the section ‘Travelling to and from the UK after becoming a British citizen’.

  3. Updated guidance with minor wording, grammar, formatting and stylistic changes made throughout the guide.

  4. Updated the sections on referees, biometric enrolment, citizenship ceremonies and citizenship-related queries. Added a section on next steps. The ‘OISC and immigration advice’ section has been updated to reflect the Office of the Immigration Services Commissioner’s name change to Immigration Advice Authority.

  5. Updates to fees links and travel advice after becoming British.

  6. Document format and style updated. Outdated information removed or updated accordingly. References and links to fees updated.

  7. Updated the guidance.

  8. Added accessible version of guide.

  9. Updated guidance.

  10. Updated guidance document published.

  11. First published.

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