Rona Mellor

Rona Mellor

Deputy Auditor-General,
Australian National Audit Office



In July 2015 Rona Mellor was appointed Deputy Auditor-General of the Australian National Audit Office.

From February 2010 till her appointment as Deputy Auditor-General, Ms Mellor was Deputy Secretary with the Department of Agriculture with a responsibility for biosecurity. Rona was also responsible for the department’s HR/people, IT service delivery, regulatory reform and compliance approach.

In the department she led the development of the reform of Australia’s biosecurity policies and service delivery. Biosecurity reform has involved the development of new legislation, compliance approaches, IT and business architecture and funding models. Her role also involved building strong international connections and relationships with states and territories, and across the Australian public service.

Rona was appointed as a deputy secretary in 2006 in the Department of Human Services (DHS) at a time when the Department was developing an approach to integrated service delivery. She led the development of integrated service delivery approaches and as Deputy Chief Executive of Medicare Australia from late 2007 transformed Medicare’s service delivery capability by implementing electronic claiming.

Prior to joining DHS, Rona spent 20 years with the Australian Taxation Office (ATO)—13 as a member of the senior executive, culminating in the position of First Assistant Commissioner of the Policy Management Division. Over this time Rona’s responsibilities included leading significant change, the design and implementation of major business process reforms and implementation of administrative design in the new policy processes. She worked closely with the Inspector-General of Taxation to improve ATO practices, and with the Treasury on improving law design. She developed many new tax policy proposals and worked as a Senior Tax Counsel involved in complex interpretative issues.

Rona has qualifications in law (LLB, University of Queensland) and experience in large-scale, operational environments. Rona is a Fellow of the Institute of Public Policy at the ANU and Executive Fellow of ANSZOG.

Rona was awarded the PSM in the Queen’s Birthday Honours List for 2013 for outstanding public service in the development and implementation of biosecurity, taxation and health system policies and projects. She is married with four children.