Application to register child under 18 as British Overseas citizen
Form to register a child under 18 as a British Overseas citizen: form MN3.
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Use this form to register a child under 18 as a British Overseas citizen. The child must meet strict requirements, which you can find in the MN3 form guidance.
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Updates to this page
Published 1 December 2012Last updated 24 July 2024 + show all updates
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Updated the 'citizenship ban' section of the guidance. Added information on how long it takes to get a decision to the 'What you can expect from us' section of the guidance.
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Updated Section 4 - Referees and identity.
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Updated the guidance document.
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Accessible version of the guidance added.
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Updated to reflect changes introduced by the Illegal Migration Act 2023.
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It is taking longer than usual to process applications because of coronavirus (COVID-19). This will not affect the decision.
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Updated form published.
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First published.