"BN(O)s enjoy consular protection as British nationals would when travelling outside Hong Kong. However, since most BN(O)s also hold Chinese nationality, they do not enjoy consular protection in Mainland China and Macau, owing to the Master nationality rule.
"it's possible to be a British citizen and a BN(O) at the same time * * * it's possible to be a British citizen and a BN(O) at the same time.
"Children of BN(O)s who were born after July 1, 1997 cannot acquire BN(O) status through jus sanguinis, so eventually this status would be extinct.
"British Nationals (Overseas) can enter the UK for up to six months as a visitor, but must obtain a visa to reside in the UK for activities that last longer than six months. They also need authorizations to work in the UK.
"British Nationals (Overseas) are legally entitled to hold a passport in that status.