Guidance
Form NS: guidance
Guidance to apply for a letter to confirm your nationality status.
Documents
Details
Read the NS guidance to find out how to determine if you are British and what happens after you have applied.
Updates to this page
Published 22 March 2019
Last updated 17 April 2025
show all updates
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The 'OISC and immigration advice' section has been updated to reflect OISC name change to Immigration Advice Authority (IAA).
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Document format and style updated. Outdated information removed or updated accordingly. References and links to fees updated.
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Added accessible version of guide.
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Updated attached pdf guidance - users no longer need to send original documents, they can send either originals or photocopies
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First published.