In October 2019, the Aircraft Noise Ombudsman (ANO) presented the findings of its audit of the Department of Defence (Defence’s) compliance with the Conditions of Approval for Australian Super Hornet Flying Operations, RAAF Base, Amberley, QLD (EPBC 2008/4410), as varied by Ministerial approval in April 2014 (Conditions of Approval). The Delegate of the Minister for the Environment approved the ANO office to undertake the review on 9 April 2019 and approved the ANO’s proposed audit criteria and methodology on 23 May 2019.