Original document : https://www.gov.uk/government/publications/form-an-guidance

Change description : 2025-03-27 01:00:00: Amended to reflect that a biometric residence permit can be used for 18 months from the date of expiry. [Guidance and regulation]

Showing diff : 2024-07-24 11:03:19.046098251 +00:00..2025-03-27 01:00:22.635546337 +00:00

Guidance

Form AN: guidance

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

Update history

2025-05-01 09:00
‘Returning your Biometric Residence Permit (BRP)’ and ‘Good character’ sections updated.

2025-04-15 11:00
Guidance updated on how to prove being free from immigration restriction, evidence of identity and returning biometric resident permits.

2025-03-27 01:00
Amended to reflect that a biometric residence permit can be used for 18 months from the date of expiry.

2024-07-24 12:00
Updated Form AN: guidance to update the section on ‘Citizenship ban’ to reflect changes as a result of the Illegal Migration Act 2023.

2023-10-04 00:01
Updated guidance published with updated formatting and links throughout.

2023-08-01 11:41
Accessible version added.

2023-07-21 13:05
Clarified the requirements for lawful residence and for demonstrating freedom from immigration time restrictions.

2023-07-21 09:00
Updated the guidance to reflect revisions to the good character policy, Royal Assent of the Illegal Migration Act on 20 July and clarification of the English language requirement.

2022-11-04 14:02
Accessible version added.

2022-11-02 14:13
Updated to reflect guidance on the Life in the UK test.

2022-09-29 09:46
Updated the guidance.

2022-07-05 15:47
Fixed broken links.

2022-06-28 00:15
Guidance updated to reflect Nationality and Borders Act changes coming into effect on 28 June 2022.