Become a British Citizen by Naturalisation

March 2, 2026 · WOWERI

If you live in the Channel Islands, Isle of Man, a British Overseas Territory, or elsewhere and want to apply by post, you can apply for British citizenship by naturalisation. You'll need to fill out form AN.

Introduction to British Citizenship by Naturalisation

British citizenship by naturalisation is a process that allows individuals who are not British citizens by birth to become British citizens. To be eligible for British citizenship by naturalisation, you must meet certain requirements.

Requirements for Applying for British Citizenship by Naturalisation

To apply for British citizenship by naturalisation, you must:

• be at least 18 years old (or be married at 16 or 17 years old);
• be free from any restrictions on your stay in the UK;
• have a good knowledge of the English language (or Scottish Gaelic, Welsh, or Irish);
• have a good knowledge of life in the UK;
• be of good character;
• intend to live in the UK.

Form AN for Applying for British Citizenship by Naturalisation

To apply for British citizenship by naturalisation, you need to fill out form AN. This form is available on the UK government's website: https://www.gov.uk/government/publications/become-a-british-citizen-by-naturalisation-form-an.

Submitting the Application and Payment

After completing form AN, you need to send it along with the required documents and pay the application fee. The application fee may change, so it's recommended to check the current fee on the UK government's website.

Conclusion

Applying for British citizenship by naturalisation is an important step towards becoming a British citizen. To be eligible for British citizenship, you must meet certain requirements and fill out form AN. After submitting your application and paying the fee, your application will be considered, and you may be granted British citizenship.

Source: gov.uk