http://www.legislation.gov.uk/uksi/1986/948/article/3/made

The Hong Kong (British Nationality) Order 1986

Westlaw

King's Printer of Acts of Parliament

2011-05-19

BRITISH NATIONALITY

This Order makes provision with regard to the British nationality status of persons who are British Dependent Territories citizens by virtue of a connection with Hong Kong in accordance with the terms of the Joint Declaration on the Question of Hong Kong reached between Her Majesty's Government and the Government of the People's Republic of China, under which British sovereignty and jurisdiction over Hong Kong will end on 1st July 1997.