How do I register as a British citizen if I was born before 1983 to a British mother?

This section provides details of how certain people born before 1983 to a British mother can register as a British citizen.

Registrations should be made using application form UKM. Before you send us your form, you should ensure that you have read the eligibility section.

Before you make your application for citizenship you should read guide UKM - registration as a British citizen. This guide provides full details of the requirements you need to meet and how to complete the application form. You will need to confirm on the application form that you have read and understood the guide.