Areas of Expertise

Tax, Tax Advocacy, Corporate & Advisory

Arthur is a Partner in Thomson Geer's tax practice and his focus is on getting cost-effective results.  He has developed an enviable reputation for his strategic-thinking, decision-making, and negotiating positive outcomes for clients in dispute with government, and as a practitioner focused on dispute resolution. 

His main area of practice is taxation advisory, tax audits, dispute resolution and litigation. In more than 25 years’ of experience as a legal practitioner, Arthur has focused on the taxation of trusts and other SME entities, Division 7A and high wealth individuals and family groups.  

He is highly experienced in complex tax litigation, dispute resolution, tax audit negotiations and settlements, particularly in the SME sector, with both the ATO and the SRO.  He also practises in matters involving tax agents and inquiries by the Tax Practitioners Board, white-collar crime and other taxation offences.  Arthur also has a Deceased Estates practice that is focused on estate disputes between aggrieved beneficiaries and executors, and regularly appears before the Federal and Supreme Courts, VCAT and the Administrative Appeals Tribunal. 

Arthur is an Adjunct Professor at La Trobe University and an Accredited Tax Law Specialist with the Law Institute of Victoria. He is a widely published writer on taxation issues, regularly appears in the mainstream media, and presents at tax seminars and discussion groups.

What others say

"Leading Lawyer, Tax Law, Victoria"
Doyle’s Guide 2016, 2018 - 2023
"Best Lawyer Trusts and Estates"
Best Lawyers Peer Review 2022-2025
"Recommended Lawyer, Tax Law, Victoria"
Doyle’s Guide 2015, 2017


Tax litigation

Acting against the ATO in taxation litigation matters before both the Federal Court and the Administrative Appeals Tribunal.

ATO negotiations

Advising accountants and clients in negotiations with the ATO on substantive tax matters, including tax planning, structuring, penalty minimisation, and audit case management.

Tax law administration

Advising on tax law administration, including appearing on behalf of taxpayers before ATO investigations, and dealing in white-collar crime including offences under the Criminal Code Act and the Proceeds of Crime Act.