The Auditor-General responded on 3 February 2023 to correspondence from Senator Nick McKim dated 10 January 2023, requesting that the Auditor-General conduct an investigation into decisions by the Department of Home Affairs to engage Management & Training Corporation Pty. Ltd (MTC Australia) to run garrison and welfare services in Nauru for refugees and people who sought asylum in Australia. 

The objective of the audit was to determine whether the Department of Foreign Affairs and Trade effectively conducted procurements for the Security Enhancement Program, achieving value for money and complying with the Commonwealth Procurement Rules.

The objective of this audit was to assess the effectiveness of the Great Barrier Reef Marine Park Authority’s regulation of permits and approvals within the Great Barrier Reef Marine Park.

The objective of this audit was to assess the effectiveness of the Department of Communications and the Arts’ assessment and selection of base stations for funding under the first round of the Mobile Black Spot Programme.

The objective of this audit was to examine whether the Tourist Refund Scheme (TRS) is being effectively administered, with the appropriate management of risks.

The objective of this audit was to assess the effectiveness of the Australian Taxation Office’s (ATO) management of transfer pricing for related party debt.

The objective of this audit was to examine the efficiency of the Australian Commission for Law Enforcement Integrity (ACLEI) in detecting, investigating and preventing corrupt conduct.

The objective was to examine whether the award of funding under the Supporting Reliable Energy Infrastructure Program was informed by an appropriate assessment process and sound advice that complied with the Commonwealth Grant Rules and Guidelines.

The Auditor-General responded on 9 September 2016 to correspondence from the Hon Brendan O’Connor MP on 15 June 2016 regarding the appropriateness of arrangements concerning the Liberal Party of Australia entity Parakeelia Pty Ltd.

The objective of this audit was to assess whether the Department of Veterans’ Affairs is efficiently delivering services to veterans and their dependents.

The objective of this audit was to assess whether the design and administration of the Adult Migrant English Program was effective.

The Auditor-General responded on 10 September 2021 to correspondence from Mr Adam Bandt MP dated 25 August 2021, requesting that the Auditor-General conduct an investigation into the management of the Beetaloo Cooperative Drilling Program. 

The audit objective was to assess whether Tourism Australia’s procurement and contract management activities are complying with the Commonwealth Procurement Rules and demonstrating the achievement of value for money.

The objective of this audit was to examine the effectiveness of the Department of Home Affairs' administration of the support arrangements designed to ensure that the Cape Class patrol boats are achieving contracted availability and performance requirements.

The objective of the audit was to assess the effectiveness of the governance board in the Australian Institute of Marine Science.

The audit objective was to assess the effectiveness of the Department of Infrastructure and Regional Development's regulation of passenger security screening at Australian domestic airports.

The Auditor-General responded on 29 March 2019 to the follow-up correspondence from the Hon. Mark Dreyfus QC MP dated 26 March 2019. Mr Dreyfus requested that the Auditor-General extend his investigation to look at the conduct of a range of parties in relation to the announcement of grants. This is in addition to the request to investigate the conduct of a range of parties in relation to the announcement of the grant to the Yankalilla Bowling Club, which was the subject of the original correspondence dated 24 February 2019. 

The objective of the audit was to assess the effectiveness of the Phoenix Taskforce to combat illegal phoenix activities.

The audit objective was to assess the effectiveness of the Department of Social Services’ and Services Australia’s administration of the age pension.

The audit objective was to examine whether Airservices Australia has effective procurement arrangements in place, with a particular emphasis on whether consultancy contracts entered into with International Centre for Complex Project Management (ICCPM) in association with the OneSKY Australia project were effectively administered.

The objective of the audit was to assess the effectiveness of the Department of Human Services’ implementation of myGov as at November 2016.

This audit is a part of the ANAO's protective security audit coverage. The objective of this audit was to determine whether agencies audited had developed and implemented sound IT security management principles and practices supported by an IT security control framework, in accordance with Australian Government policies and guidelines. The audit at each agency examined the framework for the effective management and control of IT security, including the management of IT operational security controls and, where applicable, was based on the Australian Government protective security and information and communications technology (ICT) security guidelines that were current at that time.

The Auditor-General responded on 26 April 2023 to correspondence from the Hon David Coleman MP dated 29 March 2023 and 12 April 2023, requesting that the Auditor-General conduct a full investigation into the design and administration of Round 6 of the Mobile Black Spot Program.

The objective of the audit was to assess whether the Australian Taxation Office (ATO) has effectively managed risks related to the rapid implementation of COVID-19 economic response measures.

The objective of this audit was to assess how effectively the Defence Science and Technology Group (DSTG) administers the science and technology work it undertakes for the Australian Defence Organisation.

The objective of the audit was to assess the Australian Customs and Border Protection Service's administration of the Tariff Concession System.

The objective of the audit was to assess the effectiveness of the award of funding under the first round of the Safer Streets programme.

The objective of the audit was to examine whether the design and early delivery of the Australian Government's $443.3 million partnership with the Great Barrier Reef Foundation has been effective.

The audit objective was to examine the selected entities’ effectiveness in implementing entity-wide fraud control arrangements, including compliance with the requirements of the 2011 Commonwealth Fraud Control Guidelines (2011 Guidelines), and the overall administration of the fraud control framework by the Attorney-General’s Department.

The Auditor-General responded on 27 October 2025 to correspondence from Senator Andrew Bragg dated 10 October 2025, requesting that the Auditor-General undertake a performance audit into the Housing Australia Future Fund availability payments.