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8. The principal functions assigned to the Secretary-General, explicitly or by inference, by the Charter, may be grouped under six headings: general administrative and executive functions, technical functions, financial functions, the organization and administration of the International Secretariat, political functions and representational functions.

9. Many of the Secretary-General's duties will naturally be delegated, in greater or lesser degree, to members of his staff and particularly to his higher officials. But the execution of these duties must be subject to his supervision and control; the ultimate responsibility remains his alone.

10. The Secretary-General is the “chief administrative officer of the Organization” (Article 97) and Secretary-General of the General Assembly, the Security Council, the Economic and Social Council and the Trusteeship Council (Article 93). Certain specific duties of a more narrowly administrative character derived from these provisions are indicated in the Charter (for example, in Articles 12 and 20, and in Article 98, the last sentence of which requires the Secretary-General to present an annual report to the General Assembly on the work of the Organization) and in the Statute of the International Court of Justice (Articles 5 and 15).

11. Further specific duties falling under this head, many of which will no doubt be defined in the Rules of Procedure of the various principal organs concerned and their subsidiary bodies, relate to the preparation of the agenda and the convocation of sessions, the provision of the necessary staff, and the preparation of the minutes and other documents.

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