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 of the talks, the British government proposed an exchange of sovereignty for administration and the implementation of a British administration post-handover. The PRC government refused, contending that the notions of sovereignty and administration were inseparable, and although it recognised Macau as a "Chinese territory under Portuguese administration", this was only temporary. In fact, during informal exchanges between 1979 and 1981, the PRC had proposed a "Macau solution" in Hong Kong, under which it would remain under British administration at China's discretion. However, this had previously been rejected following the 1967 Leftist riots, with the then Governor, David Trench, claiming the