Guidance

Form UKM: guidance

Guidance to register as a British citizen if you were born before 1983 to a British mother.

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PDF, ~~228~~263 KB, 20 pages

Read the UKM guidance to find out if you can register as a British citizen if you:

were born before 1 January 1983 to a British mother
would have become a British citizen automatically if citizenship was passed to you at the time of your birth

Published 22 March 2019

Last updated 1722 ~~April~~July 2025 + show all updates

22 July 2025
Updated guidance with minor wording, grammar, formatting and stylistic changes made throughout the guide.

17 April 2025
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.
24 July 2024
Updates to fees links and travel advice after becoming British.
4 October 2023
Document format and style updated. Outdated information removed or updated accordingly. References and links to fees updated.
4 January 2023
Updated the guidance.
1 February 2022
Added accessible version of guide.
1 December 2020
Updated guidance.
13 September 2019
Updated guidance document published.
22 March 2019
First published.