ad hoc working group on global safety data network

ad hoc working group on safety oversight quality assurance

ad hoc working group

Ad Hoc Working Group on Small Arms and Light Weapons and Mine Action (NATO)

ad hoc working group on aeronautical charts

ad hoc working group on radiotelephony provisions

ad hoc working group on the categorization of airborne navigation and communication

ad hoc working group on the whole on technical assistance

ad hoc working group on the whole on technical co-operation

ad hoc working group on unification of dimensional practices

Global Outbreak Alert Response Network (GOARN, WHO)

global analysis and information network

global network

aviation safety working group

International Data Exchange for Aviation Safety Group

Ad Hoc Group on Cooperation in Peacekeeping

Ad Hoc Steering Group on Weapons of Mass Destruction (NATO)

ad hoc group

ad hoc group of experts – unlawful interference

ad hoc group of experts on the detection of explosives

automatic data communications network

Global Maritime Distress Safety System (GMDSS)

ICAO global aviation safety plan

Global Forecast System (GFS) Data

Depot Maintenance Actions Working Group (DMAWG)

Information Operations Working Group (IOWG)

interface control working group (ICWG)

joint coordination board working group (JCBWG)

Logistics Information Management Working Group (LOG IM WG)

Military Committee Working Group (NATO)

Petroleum Handling Equipment Working Group (PHEWG)

working group (WG)

Working Group on defense Reform and Cooperation