Matt Kean, former New South Wales energy minister and current chairman of the Climate Change Authority, is facing increasing scrutiny over a taxpayer-funded trip to the COP30 climate summit in Brazil. The trip, which reportedly cost taxpayers $32,000, has drawn criticism from political opponents and raised questions about potential conflicts of interest and obligations of political impartiality.

Details emerged that a panel at COP30 featuring Kean was moderated by Danny Kennedy, an adviser to Wollemi Capital, a green investment firm with which Kean is also associated. The panel was held in the official Australian pavilion at the summit, yet neither the Climate Change Authority nor the federal Department of Climate Change and Energy has clarified how Wollemi came to host the panel or the nature of its involvement. Wollemi stated that it did not pay to sponsor the event.

Federal Opposition energy and emissions reduction spokesman Dan Tehan has intensified calls for Kean to resign from at least one of his roles, citing concerns over the mixing of public and private interests. Tehan has indicated he may approach the Australian Public Service Commissioner to review Kean’s adherence to required standards of political impartiality, marking the second planned inquiry this week into related matters.

Kean has responded defiantly to the criticism. He dismissed the opposition Coalition as “diminished” and accused Tehan of leading a “crusade” against him. Additionally, Kean criticized Tehan for backing the Opposition’s nuclear energy agenda, which Kean described as a “failed and bungled” policy.

The dispute underscores ongoing tensions surrounding the appropriate boundaries for former politicians who take on roles in both the public and private sectors, particularly in areas such as climate policy where industry and governmental interests frequently intersect. While Kean maintains his positions, the federal Coalition continues to press for greater clarity and possible accountability measures concerning use of public funds and conflict of interest risks.