Real Property (Foreign Governments) Act 1951

An instrument granting, conveying, transferring, demising, mortgaging, or otherwise dealing with land, or an acceptance of a transfer of land, may be executed on behalf of the Government of a foreign State, or on behalf of a minister or member of the Government of a foreign State, by a representative of that Government resident within the Commonwealth.

A certificate, signed by the appropriate Minister of the Crown for the State of Western Australia and certifying that a person named therein is a representative of the Government of a foreign State and is resident in the Commonwealth, shall, if contained in or endorsed on any instrument relating to land, be accepted by the Registrar of Titles or Registrar of Deeds and Transfers as conclusive evidence of the fact so certified.

The appropriate Minister of the Crown for the State of Western Australia, on request made to him by or on behalf of a foreign State, and if satisfied as to the facts to be certified, shall give a certificate such as is mentioned in the last preceding subsection.