Hong Kong Certificate of Identity Hong Kong Certificate of Identity The Hong Kong Certificate of Identity (CI; ) was a formal travel document and passport, issued by the Hong Kong Government's Immigration Department until June 30, 1997 (See transfer of the sovereignty of Hong Kong). It is no longer possible to possess a valid CI as a travel document, as all CIs have expired by 30 June 2007, though most CI holders should be eligible to hold the HKSAR Passport. Certificates of Identity were issued to Hong Kong permanent residents who did not hold and could not obtain any valid travel documents for overseas travel.
Handover of Hong Kong territories were secured and conditions were ripe for its gradual abrogation. A few months after Thatcher's visit to Beijing, the PRC government had yet to open negotiations with the British government regarding the sovereignty of Hong Kong. Shortly before the initiation of sovereignty talks, Governor Youde declared his intention to represent the population of Hong Kong at the negotiations. This statement sparked a strong response from the PRC, prompting Deng Xiaoping to denounce talk of "the so-called 'three-legged stool'", which implied that Hong Kong was a party to talks on its future, alongside Beijing and London. At the preliminary stage