The United Nations System
UN PrincipalOrgans
GeneralAssembly

Subsidiary Organs

Funds and Programmes1

Main and other sessional committees

UNDP United Nations Development Programme

Disarmament Commission• UNCDF United Nations Capital Development Fund

Human Rights Council• UNV United Nations Volunteers

International Law Commission

UNEP8 United Nations Environment ProgrammeStanding committees and ad hoc bodies

UNFPA United Nations Population Fund
UN-HABITAT 8 United Nations Human Settlements Research and Training
UNIDIR United Nations Institute for
Disarmament Research

UNITAR United Nations Institute for Training
and ResearchUNSSC United Nations System Staff CollegeUNU United Nations University

Other Entities

Related OrganizationsITC International Trade Centre (UN/WTO)

Programme

United Nations Conference on
Trade and Development

UNHCR1 Office of the United Nations HighCommissioner for Refugees

UNOPS United Nations Office for Project
UNRWA1 United Nations Relief and Works

Agency for Palestine Refugees in the Near East

UN-Women1 United Nations Entity for Gender

WFP World Food Programme (UN/FAO)

Preparatory Commission for theComprehensive Nuclear-Test-Ban Treaty
Organization

UNCTADServices

UNICEF United Nations Children’s FundCTBTO Preparatory Commission

1,8

Equality and the Empowerment of Women

IAEA1, 3 International Atomic Energy Agency
ICC International Criminal Court
ISA International Seabed Authority
ITLOS International Tribunal for the Lawof the Sea

OPCW3 Organisation for the Prohibition ofChemical Weapons

WTO1, 4 World Trade Organization

SecurityCouncil
Subsidiary Organs
Counter-terrorism committees
International Criminal Tribunal for Rwanda (ICTR)

Economic andSocial Council

Functional Commissions

Peacekeeping operations and political missions

Mechanism for International Criminal Tribunals (MICT)Standing committees and ad hoc bodies

Military Staff Committee

Regional Commissions 8Committee for Development Policy

Narcotic Drugs

ECE Economic Commission for Europe

Committee of Experts on Public Administration

Science and Technology for Development
Statistics
Status of WomenUnited Nations Forum on Forests

ESCAP Economic and Social Commission for Asiaand the Pacific

ESCWA Economic and Social Commission forWestern Asia

Specialized Agencies1, 5
FAO Food and Agriculture Organization ofthe United Nations

ICAO International Civil Aviation

Committee on Non-Governmental OrganizationsOrganization

Permanent Forum on Indigenous Issues

IFAD International Fund for Agricultural

UNAIDS Joint United Nations Programme on HIV/AIDSDevelopment

UNGEGN United Nations Group of Experts onILO International Labour Organization
IMF International Monetary Fund

Geographical Names

IMO International Maritime Organization
ITU International Telecommunication Union
UNESCO United Nations Educational,

Research and Training
UNICRI United Nations Interregional Crime andDepartments and Offices
EOSG Executive Office of the Secretary-General

International Courtof Justice

DESA Department of Economic and Social Affairs
DFS Department of Field Support
DGACM Department for General AssemblyCommissioner for Human Rights

OIOS Office of Internal Oversight Services
OSAA Office of the Special Adviser on Africa
PBSO Peacebuilding Support Office

DM Department of Management

SRSG/CAAC Office of the Special

DPKO Department of Peacekeeping Operations
DSS Department of Safety and Security
OCHA Office for the Coordination ofHumanitarian Affairs

Representative of the Secretary-General forChildren and Armed Conflict

SRSG/SVC Office of the Special

Representative of the Secretary-General on
Sexual Violence in Conflict

UNISDR United Nations Office for Disaster
Risk Reduction

Scientific and Cultural Organization

UNRISD United Nations Research Institute for Social

UNIDO United Nations IndustrialDevelopment Organization

UNWTO World Tourism Organization
UPU Universal Postal Union
WHO World Health Organization
WIPO World Intellectual PropertyOrganization

WMO World Meteorological Organization
World Bank Group 7• IBRD International Bank for Reconstructionand Development• IDA International Development
Association• IFC International Finance CorporationDevelopment

UNODA United Nations Office for Disarmament Affairs
UNODC1 United Nations Office on Drugs and Crime
UNOG United Nations Office at Geneva
UN-OHRLLS Office of the High Representative forthe Least Developed Countries, Landlocked DevelopingCountries and Small Island Developing States

UNON United Nations Office at Nairobi
UNOP 2 United Nations Office for Partnerships
UNOV United Nations Office at Vienna

Notes:
1All members of the United Nations System Chief Executives Board for Coordination (CEB).
2
UN Office for Partnerships (UNOP) is the UN’s focal point vis-a-vis the United Nations Foundation, Inc.
3	
IAEA and OPCW report to the Security Council and the GA.
4	5

WTO has no reporting obligation to the GA, but contributes on an ad hoc basis to GA and Economic and Social Council(ECOSOC) work on, inter alia, finance and development issues.	Specialized agencies are autonomous organizations whose work is coordinated through ECOSOC (intergovernmental level)

6and CEB (inter-secretariat level).	The Trusteeship Council suspended operation on 1 November 1994, as on 1 October 1994 Palau, the last United Nations TrustTerritory, became independent.

7	International Centre for Settlement of Investment Disputes (ICSID) and Multilateral Investment Guarantee Agency (MIGA) arenot specialized agencies but are part of the World Bank Group in accordance with Articles 57 and 63 of the Charter.

8	The secretariats of these organs are part of the UN Secretariat.

This Chart is a reflection of the functional organization of the United Nations System and for informational
purposes only. It does not include all offices or entities of the United Nations System.

­DPI/2470 rev.4 —15-00040 —July 2015

DPI Department of Public Information

Justice Research Institute

OLA Office of Legal Affairs

and Conference Management

DPA Department of Political Affairs

TrusteeshipCouncil 6

OHCHR Office of the United Nations High

Forum on sustainable
development

Published by the United Nations Department of Public Information

Social Developmentand the Caribbean HLPF High-level PoliticalPeacebuilding Commission

Other Bodies

ECA Economic Commission for Africa
ECLAC Economic Commission for Latin America Advisory Subsidiary Body

Sanctions committees (ad hoc)

Crime Prevention and Criminal Justice
Population and Development

Secretariat

International Criminal Tribunal for the former Yugoslavia(ICTY)