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Immigration staff guidance providing historical background information on nationality and help with assessing citizenship claims.
This page is designed to provide British Nationals with guidance on nationality in China.
Information about the British Nationality (Regularisation of Past Practice) Act, which received Royal Assent on 29 June 2023.
Factsheet giving details of the measures contained in the Nationality and Borders Bill.
This guidance explains who the Foreign, Commonwealth & Development Office (FCDO) can help outside the UK.
Apply for a letter to confirm your nationality status if you live in the Channel Islands, Isle of Man, a British Overseas Territory or if you live elsewhere and want to apply by post.
Immigration staff guidance for when the applicant's nationality is doubtful or disputed.
A collection of guidance documents used by UK Visas and Immigration when deciding applications for British nationality.
Tells HM Passport Office staff about people who hold dual nationality.
British passport eligibility - types of British nationality, eligibility by marriage or civil partnership, who to contact if you're not sure
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