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S1 - Application for registration as a British Citizen, a British Overseas Territories citizen, or British Overseas citizen by or on behalf of a stateless person born before 1 January 1983

S1 - Application for registration as a British Citizen, a British Overseas Territories citizen, or British Overseas citizen by or on behalf of a stateless person born before 1 January 1983

Last EFIS release: 15/2026 (March 2026)

Form status: New/Amended

All EFIS releases