The main functions of the Office of the Director-General and Executive Director are to:

1. Coordinate the Director-General/Executive Director's schedule and ensure he is provided with quality background materials and speaking notes for meetings and missions
2. Act as secretariat to the Executive Committee and Senior Staff Meetings and ensure the timely implementation of decisions
3. Ensure the timely preparation of correspondence to be signed by the Director-General/Executive-Director
4. Respond to requests from the Executive Office of the Secretary-General for briefing materials and draft statements on substantive issues related to the mandates of UNODC and UNOV, and assist EOSG in the planning of SG's visits to Vienna
5. Monitor the implementation of the host country agreement and ensure that the United Nations interests are defended
6. Prepare and review memoranda of understanding and other legal agreements to be concluded with Member States and other organizations
7. Provide advice on legal issues to UN Secretariat entities and UN conferences and bodies that meet in Vienna
8. Provide services for the accreditation to the United Nations, Vienna of staff of Permanent Missions to the United Nations and for representatives of Non-Governmental Organizations
9. Provide protocol services for ceremonies, special events, and visits by high-level dignitaries