| As required | |
| Security Council | |
| Security Council—Committee of Experts | |
| Security Council—Committee of Experts established by the Security Council at its 1506th meeting | |
| Security Council—Committee on the Admission of New Members | |
| Security Council—Committee on Council Meetings Away from Headquarters | |
| Security Council—Commission established under Security Council resolution 446 (1979) | |
| Security Council—Ad Hoc Committee established under Security Council resolution 507 (1982) | |
| Security Council—Committee established by resolution 661 (1990) concerning the situation between Iraq and Kuwait | |
| Security Council—Committee established pursuant to resolution 748 (1992) concerning the Libyan Arab Jamahiriya | |
| Security Council—Committee established pursuant to resolution 751 (1992) concerning Somalia | |
| Security Council—Ad Hoc Commission established under Security Council resolution 794 (1992) | |
| Security Council—Committee established pursuant to resolution 864 (1993) concerning Angola | |
| Security Council—Committee established pursuant to resolution 918 (1994) concerning Rwanda | |
| Security Council—Committee established pursuant to resolution 985 (1995) concerning Liberia | |
| Security Council—Committee established pursuant to resolution 1132 (1997) concerning Sierra Leone | |
| Security Council—Committee established pursuant to resolution 1160 (1998) | |
| Ad Hoc Working Group of the Security Council established pursuant to resolution 1170 (1998) | |
| Special Committee on Peacekeeping Operations and its Working Group | |
| Committee on Relations with the Host Country | |
| Committee on the Exercise of the Inalienable Rights of the Palestinian People | |
| United Nations Conciliation Commission for Palestine | |
| Committee on Conferences | |
| Trusteeship Council (and drafting committees) |
Meeting continued from the previous month
| 2 January, once every fortnight thereafter | Military Staff Committee |
| 8 September-18 December | Advisory Committee on Administrative and Budgetary Questions |
| 9 September-December | General Assembly, fifty-third session |
October
| 13 October | Special Committee to Select the Winners of the United Nations Human Rights Prize |
| 26 October- 20 November | United Nations Administrative Tribunal |
| 30-31 October | Administrative Committee on Coordination, second regular session (2-3 days) |
| October | United Nations Staff Pension Committee (1 meeting) |
November
| 23-24 November | Investments Committee |
| 30 November | Committee on the Exercise of the Inalienable Rights of the Palestinian People--Special Meeting in Observance of the International Day of Solidarity with the Palestinian People |
| November | United Nations Pledging Conference for Development Activities (1 day) |
| November | Ad Hoc Committee of the General Assembly for the Announcement of Voluntary Contributions to the United Nations Relief and Works Agency for Palestine Refugees in the Near East (1 meeting) |
| November | Ad Hoc Committee of the General Assembly for the Announcement of Voluntary Contributions to the Programme of the United Nations High Commissioner for Refugees (1 meeting) |
| November/December | UNDP--Inter-Agency Consultative Meeting (3 days) |
December
| 1-8 December | Panel of External Auditors of the United Nations, the Specialized Agencies and the International Atomic Energy Agency |
| 9 December | United Nations Board of Auditors, special session |
| 14-18 December | Committee on Non-Governmental Organizations, resumed 1998 session United Nations Board of Auditors, special session |
| December | Disarmament Commission, organizational session (2 days) |
| December | Advisory Committee on the United Nations Programme of Assistance in the Teaching, Study, Dissemination and Wider Appreciation of International Law, thirty-third session |
Dates to be determined
| Executive Board of UNDP and UNFPA, briefings and informal consultations |
| UNICEF--Executive Board, briefings and informal consultations |
| First Meeting of the States Parties to the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families (1 day) |
| Committee for Development Planning--Working Group III |
| Open-ended Working Group on the Question of Equitable Representation on and Increase in the Membership of the Security Council and other Matters Related to the Security Council |
| Informal Open-ended Working Group on An Agenda for Peace and/or its Sub-Groups |
| High-level Open-ended Working Group on the Financial Situation of the United Nations |
| Working Group on the Financing of the United Nations Relief and Works Agency for Palestine Refugees in the Near East (10 meetings) |