Talk:United Nations System/Related organizations

Related organizations
Among the United Nations System organizations there are also some with specific affiliation arrangements.

Members of the CEB and akin to specialized agencies
Some organizations have their relationship with the UN defined by an arrangement different from the agreements between the specialized agencies and the UN, whose agreements are based on Articles 57 and 63 of the United Nations Charter. They are taken for and considered akin to the specialized agencies,   and like the other specialized agency's heads, their executives are members of the United Nations System Chief Executives' Board for Coordination (CEB).

The relationship between the IAEA and the UN was established by a resolution of the UN General Assembly. Unlike the specialized agencies which report to ECOSOC, the IAEA reports directly to the General Assembly, as well as the Security Council and ECOSOC.
 * International Atomic Energy Agency (IAEA)

The relationship between the WTO and the UN was established by an exchanges of letters with the UN Secretary General, a decision of ECOSOC, and noted by a resolution of the UN General Assembly. Unlike the specialized agencies and the IAEA, the WTO has no reporting obligations towards any of the principal organs of the UN, but provides ad-hoc contribution to the work of the General Assembly and ECOSOC. Due to this complex status, sometimes the WTO is not considered to be formally part of the UN System.
 * World Trade Organization (WTO)

Not members of the CEB
The following WMD non-proliferation organizations signed cooperation agreements with the UN modeled on the IAEA agreement. They are not members of the Chief Executives Board (CEB), and report directly to the UN General Assembly.
 * Comprehensive Nuclear-Test-Ban Treaty Organization Preparatory Commission (CTBTO PrepCom)
 * Organization for the Prohibition of Chemical Weapons (OPCW)