Naturalisation and registration certificates: caseworker guidance
Tells HM Passport Office staff how to deal with naturalisation and registration certificates issued by UKVI for British passport applications.
Documents
Details
This guidance tells HM Passport Office staff when customers must send naturalisation or registration certificates to support their claim to a British passport and how to progress an application.
It includes information on:
- endorsements
- changes in customer’s personal details
- when, why and how to check a customer’s nationality certificate with UK Visa and Immigration’s (UKVI) systems
- querying a nationality certificate with UKVI
- recording a customer’s naturalisation or registration certificate
Updates to this page
Last updated
-
This guidance has been updated and full list of changes can be found in the guide.
Update history
2026-10-02 10:25
This guidance has been updated in the section British nationality certificate is not showing on Atlas to tell examiners to contact QuESt (Quality and Examination Support team) when a certificate issued after 30 September 1986 is not on Atlas and with a new section that tells HM Passport Office staff how to check a British nationality certificate with the Channel Islands and Isle of Man and in the section When the Citizenship team change a British nationality certificate, to give examples of when the Citizenship team will amend a British nationality certificate.
2025-08-26 16:07
A list of changes is in the ‘changes from last version of this guidance’ section.
2025-02-19 11:51
This guidance has been updated and full list of changes can be found in the guide.
2022-12-12 12:45
First published.