Jason Barnes

Jason Barnes

Jason Barnes is a Special Counsel in the Melbourne office of King & Wood Mallesons with over 14 years' tax experience. He re-joined the firm in March 2015, having previously spent over 11 years at the firm. Before re-joining the firm Jason was a Special Counsel at a specialist tax advisory firm. His experience includes two secondments to major banks in Hong Kong and Melbourne.

Jason primarily practices in the area of income tax (including tax audits and litigation), but his practice extends to goods and services tax, stamp duty and resource taxes.

Jason advises Australian and overseas clients in the financial services and natural resources industries on the tax aspects of resource related, financing, international and cross-border, commercial, capital management and workplace and employment related transactions.

Representative matters

General commercial

  • BHP Billiton - demerger of South32
  • Telstra - establishment of a joint venture with SNP
  • Multinational oil and gas company - acquisition of interests in the Cooper Basin
  • Multinational oil and gas company - asset swap involving interests in the Browse and Clio / Acme titles
  • Ausdrill - $550m syndicated facility debt raising
  • Interlink Roads - widening of the M5 Motorway and associated debt refinancing
  • Goldman Sachs - acquisition of the remaining interest in Goldman Sachs & Partners Australia
  • Greenhill & Co., Inc. - acquisition of Caliburn Partnership
  • Danaher Corporation - in relation to its acquisition of Vision Systems Limited and post-acquisition restructuring.


  • KPMG - receivership of unregistered managed investment schemes associated with Mark Letten
  • Consolidated Media Holdings – Federal, Full Federal and High Court proceedings in relation to an income tax dispute with the Commissioner of Taxation
  • Australian operations of a multinational mining company - application of the ‘exploration or prospecting’ capital allowance provisions.

Publications and presentations

  • “Recent Trends in Demergers” - Tax Institute Corporate Tax Club in Perth (2014)
  • Australian chapter for the current edition of the LexisNexis Guide to FATCA Compliance (2014)
  • “Tax Consequences of Corporate Financing” chapter of Australian Corporate Finance Law LexisNexis publication (2012 - current)
  • “My Client: The Junior Explorer” - The Tax Institute (2012)
  • “Changes to the dividend payment rules and the associated income tax implications” published in Taxation in Australia (November 2010).

Professional background

Jason has an Honours Degree of Bachelor of Commerce and a Bachelor of Laws degree (with Honours) from Monash University and a Master of Laws from the University of Melbourne. He is a Barrister and Solicitor of the Supreme Court of Victoria and the High Court of Australia, a member of the Law Institute of Victoria and has Chartered Tax Advisor designation with The Tax Institute.


Legal insights

Analysis of the 2017-18 Australian Federal Budget's corporate tax reforms and proposed regulatory changes.

09 May 2017

New Bill proposes non-final foreign resident withholding tax on transactions involving ‘taxable Australian property’.

04 December 2015

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