Hong Kong Regulations

AIRPORT AUTHORITY BYLAW - SECT 53

Power to open packages, etc.

Where any lost property found in the Bylaw Area is a package, bag or other
receptacle, an Authorized Officer or an Authorized Person may cause such
receptacle to be opened and the contents examined, or require the person
claiming it to open it and submit it and its contents for examination, for the
purpose of-

   (a)  identifying and tracing the owner of the lost property;

   (b)  ascertaining the nature of the contents; or

   (c)  satisfying the Authority that the contents do not include any item or
        items which may put at risk the safety or security of the Airport, any
        aircraft or any air navigation installation. If any item of a nature
        referred to in paragraph (c) is found, the Authorized Officer (other
        than a police officer) or the Authorized Person shall report the
        matter to the police immediately.