10.  For the purposes of the application of this Order, the expression “representatives of member governments” shall be deemed to include their official staffs, accompanying them as such representatives, as delegates, deputy delegates, advisers, technical experts or secretaries of delegations, but shall not include any person who is the representative of the Government of Singapore or any member of the staff of such a representative or any person who is a citizen of Singapore and who is not the representative of the Government of Singapore or the member of the staff of and accompanying such representative.