Form

Application to naturalise as a British citizen: form AN

Form to apply for citizenship by naturalisation if you are living in the UK.

Documents

Application for naturalisation as a British citizen: form AN

PDF, 583KB, 31 pages

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Naturalisation as a British citizen - a guide for applicants: guide AN

PDF, 174KB, 22 pages

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Naturalisation booklet - the requirements: booklet AN

PDF, 418KB, 21 pages

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Detail

Use this form to apply for British citizenship by naturalisation if you have permission to live in the UK permanently and have been living here for the required number of years.

You should read both the Guide AN and Booklet AN. Guide AN gives you information to help you with the form. Booklet AN gives you more specific information about requirements.

Published:
Updated:

+ full page history

Updated 'Booklet AN'.
We would like to remind applicants that the current version of the AN form is January 2016.
Updated AN Form.
Updated AN booklet and guide.
Updated form.
Updated guidance, December 2015.
Updated booklet, November 2015.
Updated AN form.
Updated AN guide and AN booklet.
Updated guidance
Updated guidance
Updated AN booklet.
Updated documents.
Updated document.
Updated documents
Updated AN booklet
Updated booklet on naturalisation
A new version of this form and guidance have been published for use on or after 2 June 2014. You can now tell us your email address to receive an update on the progress of your application.
Additional information on the Citizenship (Armed Forces) Act.
First published.
From:
UK Visas and Immigration
Part of:
UK visa, immigration and citizenship application forms
Immigration and borders