The secretariats of the following international organizations participate in the liaison group as core members:
- The Centre for Agricultural Biosciences International (CABI)
- The Convention on Biological Diversity (CBD)
- The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES)
- The Food and Agriculture Organization (FAO)
- The International Civil Aviation Organization (ICAO)
- The International Maritime Organization (IMO)
- The International Plant Protection Convention (IPPC)
- The International Union for the Conservation of Nature (IUCN)
- The World Organisation for Animal Health (WOAH)
- The World Customs Organization (WCOOMD)
- The World Trade Organization (WTO)