This annual report documents the performance of the Australian National Audit Office (ANAO) in the financial year ending on 30 June 2015. It addresses the Requirements for Annual Reports for Departments, Executive Agencies and Other Non‑corporate Commonwealth Entities approved by the Joint Committee of Public Accounts and Audit in June 2015; the performance measures set out in the outcome and programs framework in the 2014–15 Portfolio Budget Statements; section 28 of the Auditor‑General Act 1997; and other annual reporting requirements set out in legislation.

This annual report documents the performance of the Australian National Audit Office (ANAO) in the financial year ending on 30 June 2013. It addresses the Requirements for Annual Reports for Departments, Executive Agencies and FMA Act Bodies approved by the Joint Committee of Public Accounts and Audit in June 2013; the performance measures set out in the outcomes and programs framework in the 2012–13 Portfolio Budget Statements; section 28 of the Auditor-General Act 1997; and other annual reporting requirements set out in legislation.

The objective of this audit is to assess whether AusAID's management of the expanding aid program supports delivery of effective aid. The audit focuses on progress of AusAID's internal reforms to achieve this objective.

The overall objective of the audit was to assess the effectiveness of Refresh and, in particular:

• the extent to which Centrelink has used the funds invested by the Government to develop its IT capability and realise the anticipated service delivery, financial and other benefits; and
• how Centrelink's programme management approach and Refresh's oversight arrangements have contributed to the achievement of the outcomes of the programme.

The objective of the audit was to assess the effectiveness of Defence’s monitoring of the implementation of ANAO and internal audit recommendations. The audit also examined a sample of ANAO and internal audit recommendations—reported as being complete by Defence—to assess the extent to which these recommendations had been implemented by Defence.

The objective of the audit was to assess whether the Australian Taxation Office (ATO) has effectively responded to recent unscheduled information technology (IT) system outages.

The objective of the audit was to assess the effectiveness of the management of cyber risks by the Department of the Treasury, National Archives of Australia and Geoscience Australia.

The audit objective was to assess whether Services Australia appropriately managed risks to operating the current welfare payment system and appropriately prepared to transition to the future system.

The objective of the audit was to assess the Child Support Agency's effectiveness in managing the implementation of the Building a Better Child Support Agency program.

The objective of the audit was to assess the ATO's administration of the Surcharge. Specifically, the audit sought to: report on the environment into which the Surcharge was introduced, including the legislative intent behind the Surcharge, and the current Surcharge environment; examine and report on aspects of Surcharge governance; assess the systems, processes and controls the ATO uses to: match Member Contributions Statements (MCS) data with income tax return data using Tax File Numbers (TFNs); process Surcharge information; and issue Surcharge liability assessments. assess the mechanisms the ATO uses to assess, classify, manage and rectify existing Surcharge exceptions, and prevent future exceptions from occurring; and examine the mechanisms and strategies the ATO uses to provide assurance that members and holders of contributions are complying with their Surcharge obligations.