British Overseas Territories is the only overseas territory that is part of the European Union (EU), although it is not part of the European Customs Union, the European Tax Policy, the European Statistics Zone or the Common Agriculture Policy. Gibraltar is not a member of the European Union in its own right. The Sovereign Base Areas in Cyprus are not part of the European Union, but they are the only British overseas territory to use the euro as official currency. None of the other Overseas Territories are members of the EU, the main body of EU law does not apply and, although certain
British Overseas citizen of British nationality, in that there is very little provision for the acquisition of British Overseas citizenship after 1983; and with the passage of time the category will become extinct. However, when Hong Kong reverted to Chinese rule in 1997, Hong Kong BDTCs who had not applied for the status of British National (Overseas), and who were not already considered Chinese citizens by the PRC government at the time of the handover (such as Indians and other non-Chinese), became British Overseas citizens. As British Overseas citizenship is a "mop-up" category for CUKCs who did not acquire British citizenship or BOTC