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Jinny Chaimungkalanont

Jinny Chaimungkalanont


Jinny is a stamp duty specialist with extensive experience Australia-wide.



Jinny is a Partner in the National Stamp Duty practice with over 15 years’ experience advising on stamp duty issues Australia-wide. Her work involves structuring and implementing transactions, as well as helping clients with risk management, compliance and audit issues. Jinny is recommended in Doyles Guide, Best Lawyers and Indirect Tax Leaders Guide (World Tax). Her clients include those in finance, funds management, healthcare, real estate, infrastructure, energy, renewables and mining industries.

Jinny’s experience includes advising:

  • Wesfarmers in connection with its 2018 restructure and demerger of Coles (2018 Australian Deal of the Year and M&A Deal of Year, Australasian Law Awards)
  • Origin Energy on potential divestment and restructure options for its conventional upstream oil & gas business, which culminated in the sale of Lattice Energy to Beach Energy for $1.585 billion (Energy & Resources Deal of the Year 2018)
  • Brookfield on their acquisition from Asciano of the Patricks Terminals business for approximately $2.9 billion (through a joint venture with Qube), and of the Patrick Bulk and Automotive Port Services business for approximately $925 million (one of the largest takeovers in Australia and M&A Deal of the Year 2017)
  • Lendlease in connection with the Barangaroo development
  • BHP Billiton on the demerger of South32
  • Novion on its merger with Federation Centres to create Vicinity


Jinny graduated from the University of New South Wales with a Bachelor of Laws, and a Bachelor of Science (First Class Honours and University Medal). She has practised with Herbert Smith Freehills since 2001. Jinny is a regular presenter at conferences, as well as client training and in-house seminars. She is also a member of the Tax Institute of Australia’s NSW Office of State Revenue Liaison Committee, which provides feedback to the NSW government on draft legislation, revenue rulings and policy matters.

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