If you haven’t already, register for the Customer Portal: unlock a wealth of useful information and submit cases in an easier, more efficient way! Find out more here.

RS1 - Application for registration as a British citizen by a person who has made a declaration of renunciation

RS1 - Application for registration as a British citizen by a person who has made a declaration of renunciation

Last EFIS release: 26/2025 (April 2025)

Form status: New/Amended

All EFIS releases