2. In these Directions, unless the context otherwise requires —
“Commission” means the Public Service Commission;
“officer” means a public officer holding an appointment in Division I Grade III, or any rank or grade below that, whether such officer is holding a permanent, temporary or contract appointment, but does not include an administrative officer;
“Permanent Secretary” includes the Solicitor-General, the Auditor-General, the Clerk of Parliament, the Secretary to the Public Service Commission, the Registrar of the Supreme Court, the Private Secretary to the President, the Secretary to the Prime Minister, the Secretary to the Cabinet, and a Head of a Diplomatic or a Consular Mission of the Republic of Singapore overseas.