Paragraph 12

In the case of an applicant who is a British subject with right of abode in the United Kingdom under section 31 of the British Nationality Act 1981^f1 and who holds a valid United Kingdom passport describing the applicant as a British subject with right of abode, that passport together with any notice in writing given to the Secretary of State under section 31(3) of the British Nationality Act 1981 (continuance as British subjects of certain former citizens of Eire).