Aviation traffic data plays an important role in informing decisions about the safety of the airways system, including such matters as the need for navigation facilities, communication links, air traffic control towers and rescue/fire fighting services. The objective of the limited scope audit was to examine the accuracy of the data on air traffic movements collected by Airservices Australia.

The audit reviewed the management and recording of guarentees, warranties, indemnities and letters of comfort issued by the Commonwealth and also assessed action taken in the relation to the recommendations from ANAO Audit Report No. 47 1997-98. The objectives of the audit were to assess the extent of:

• improvement in agencies' management and monitoring of the Commonwealth's exposure to these instruments;
• changes in the size and nature of the exposure since 30 June 1997; and
• the approach of agencies to effective risk management and control of Commonwealth exposures to these instruments.

The objective of this audit was to follow up DVA's implementation of the recommendations in Audit Report No. 44, 2000-01, Information Technology in the Department of Veterans' Affairs. The ANAO made two recommendations in the report (the second having five parts). The recommendations addressed the monitoring of IT changes; IT performance information; information systems model documentation; and the facilitation of the interpretation of performance information.

The objectives of the audit were to assess agency performance in relation to compiling the Internet listings by the Senate Order and the appropriateness of the use of confidentiality in Commonwealth contracts.

The objective of the audit was to examine the effectiveness of Centrelink's approach to investigating and responding to external fraud. The ANAO's assessment was based on four key criteria. In particular, the ANAO assessed whether Centrelink:

• had established a management framework, business systems and guidelines, that support the investigation, prosecution and reporting of fraud;
• had implemented appropriate case selection strategies and controls to ensure resources are targeted to the cases of highest priority;
• complied with relevant external and internal requirements when investigating fraud and referring cases for consideration of prosecution; and
• had implemented an effective training program that supports high quality investigations and prosecution referrals.

The audit reviewed the process of engaging consultants in four Commonwealth agencies. The objective of the audit was to provide assurance to Parliament that Commonwealth agencies comply with relevant procurement policies and procedures that have been developed to ensure value for money in government procurement.

The objective of this performance audit was to assess agencies' financial management of, and accountability for, the use of net appropriation agreements to increase available appropriations.

A Special Account is a mechanism used to record amounts in the Consolidated Revenue Fund that are set aside for specified purposes. A total of $3.40 billion was reported as held in Special Accounts as of 30 June 2003, with $10.33 billion reported as credited to Special Accounts in 2002-03 and $10.06 billion in reported payments (debits) from these Accounts. The audit examined the establishment, management and abolition of Special Accounts by Commonwealth agencies, as well as compliance with legal requirements

The objective of the performance audit was to report to Parliament our assessment as to how well the ATO manages and uses the AIIR data in taxation administration. The ANAO considered the following four key areas in addressing the audit objective. 1. Governance arrangements within the ATO, focussing on whole of ATO and whole-of-government aspects of the AIIR data, as distinct from solely business line applications. 2. Receipt of AIIR data and how well the ATO facilitates the collection of complete and valid AIIR data from investment bodies 3. Management of AIIR data through the construction by the ATO of valid entity records by using the AIIR data in conjunction with existing ATO client identification master files. 4: Use of the AIIR data on a systematic basis to inform active compliance activities.

The objective of the audit was to examine the application of the Australian Taxation Office's Compliance Effectiveness Methodology in evaluating the effectiveness of key compliance activities and shaping the development of strategies to promote voluntary compliance.