Guidance

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.

From:
HM Passport Office
Published
12 December 2022
Last updated
19 February 2025 — See all updates

Documents

Naturalisation and registration certificates

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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

Published 12 December 2022
Last updated 19 February 2025 + show all updates

  1. This guidance has been updated and full list of changes can be found in the guide.

  2. First published.

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