The updated Intergovernmental Agreement on Australia’s National Counter-Terrorism Arrangements came into effect on 5 October 2017. The updated IGA builds on the 2002 IGA and its 2012 variation.
Intergovernmental Agreement on Australia's National Counter-Terrorism Arrangements
Council of Australian Governments archive
On 29 May 2020, National Cabinet agreed to the cessation of the Council of Australian Governments (COAG). The National Library of Australia's Trove service provides an archive of the COAG website.