Form

Register as a British citizen (form UKM)

Apply by post to register as a British citizen if you were born before 1983 to a British mother.

• From: UK Visas and Immigration
• Published: 12 April 2019
• Last updated: 31 October 2024 — See all updates

Documents

Register as a British citizen (form UKM)

PDF, 480 KB, 13 pages

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Details

Use this form if you live in the Channel Islands, Isle of Man or a British Overseas Territory, or if you live elsewhere and want to apply by post. You will need to submit your documents with your application.

You can only apply if you would automatically have become a British citizen on 1 January 1983 if women were able to pass citizenship on to their children at the time of your birth.

You should read:

• the UKM guidance to check if you can apply
• the nationality forms guide to help you fill in the form

Send the form and payment slip (including the fee) and your documents to:

• the Lieutenant Governor if you are in the Channel Islands or Isle of Man
• the Governor of the territory if you are in a British Overseas Territory
• UK Visas and Immigration at the following postal address if you live elsewhere:

Department 1
UK Visas and Immigration
The Capital Building
New Hall Place
Liverpool
L3 9PP

Apply online

If you do not live in the Channel Islands, Isle of Man or a British Overseas Territory, you can apply online.

You can get help to make your online application if you are in the UK and you do not have the appropriate access, skills or confidence to complete an online immigration application form.

Most people who live in the UK and apply online are able to keep their documents while their application is processed.

We are aware this publication may have accessibility issues. We are reviewing it so that we can fix these. Read more about our accessible documents policy

Published 12 April 2019
Last updated 31 October 2024 + show all updates

1. 31 October 2024

   Updated in line with changes to the biometric residence permit (BRP).

2. 28 May 2024

   The 'referee' section has been updated in the form.

3. 12 July 2023

   Clarification added to question 1.14 of the form.

4. 1 December 2022

   Updated with new question to ask for previous address history covering the last 5 years.

5. 16 April 2020

   Applying by post is taking much longer than applying online because of coronavirus (COVID-19). It is taking longer than usual to process applications because of coronavirus. This will not affect the decision.

6. 13 September 2019

   Updated form published.

7. 12 April 2019

   First published.