Application types
This page lists the main nationality and citizenship application types. For information on how to apply and what documents we require, see the section most relevant to your application.
Main types
How do I apply for naturalisation as a British citizen?
Applications for naturalisation are made on application form AN.
How do I register as a British citizen if I am a British national with no other nationality?
Applications for registration in this category are made on application form B(OS).
How do I register as a British citizen if I am a British national?
Applications for registration in this category are made on application form B(OTA).
How do I register as a British citizen under the British Nationality Hong Kong Act 1997?
Applications for registration in this category are made on application form EM.
How do I register as a British citizen if I was born before 1983 to a British mother?
Applications for registration in this category are made on application form UKM.
How do I register as a British citizen if I am a British overseas territories citizen with a connection with Gibraltar?
Applications for registration in this category aredecided by the Governor of Gibraltar.
How do I register as a British citizen if I was born in the United Kingdom on or after 1 January 1983 and lived there up to the age of 10?
Applications for registration in this category are made on application form T.
How do I register as a British citizen if I have previously given up my citizenship?
Applications for registration in this category are made on application form RS1.
How do I register as a British overseas territories citizen if I have previously given up my citizenship?
Applications for registration in this category are made on application form RS2.
Applications from people aged under 18
How do I register a child aged under 18 as a British citizen?
Applications for registration in this category are made on application form MN1.
How do I register as a British citizen if I was born in the United Kingdom on or after 1 January 1983 and lived there up to the age of 10?
Applications for registration in this category are made on application form T.
How do I register a child aged under 18 as a British overseas territories citizen?
Applications for registration in this category are made on application form MN2.
How do I register a child aged under 18 as a British overseas citizen?
Applications for registration in this category are made on application form MN3.
How do I register a child aged under 18 as a British subject?
Applications for registration in this category are made on application form MN4.
Applications from people who are stateless
How do I register as a British citizen, British overseas territories citizen or British overseas citizen if I am a stateless person born before 1 January 1983?
Applications for registration in this category are made on application form S1.
How do I register as a British citizen, British overseas territories citizen, British overseas citizen or British subject if I am a stateless person born outside the United Kingdom or British overseas territories on or after 1 January 1983?
Applications for registration in this category are made on application form S2.
How do I register as a British citizen or British overseas territories citizen if I am a stateless person born in the United Kingdom or British overseas territories on or after 1 January 1983?
Applications for registration in this category are made on application form S3.