Barnaby practises principally in planning law and environment law.  He also has particular expertise in administrative law, land valuation law, liquor and gaming law, and property law.  

Barnaby regularly appears on behalf of both private and public sector clients before the Victorian Civil and Administrative Tribunal, Planning Panels Victoria, and the Supreme Court of Victoria.

Barnaby is a Senior Fellow of the University of Melbourne where he lectures in planning law and environment law as part of the Melbourne Law Masters Program. 

Matters in which Barnaby has appeared include:

• Harvey & Anor v Mutsaers & Ors [2012] VSCA 69 (19 April 2012): Appeal to the Court of Appeal from a judgment of the Supreme Court given in the Common Law Division; 
• George Adams Pty Ltd v Whittlesea City Council [2011] VSCA 194 (30 June 2011): Application for leave to appeal to the Court of Appeal on a question of law from VCAT (junior to Adrian Finanzio S.C.);
• Commissioner of State Revenue v Frost & Anor [2011] VSC 232 (1 June 2011): Appeal to the Supreme Court on a question of law from VCAT;
• Epworth Healthcare v Yarra CC (Red Dot) [2012] VCAT 1801 (23 November 2012): Application before VCAT to amend a planning permit made under section 87 of the Planning and Environment Act 1987 (junior to Chris Townshend S.C.);
• Shell Company of Australia v Hobsons Bay CC & Ors (Red Dot) [2012] VCAT 1184 (8 August 2012): Application for review before VCAT under section 77 of the Planning and Environment Act 1987;
• Dual Gas Pty Ltd & Ors v Environment Protection Authority (Red Dot) [2012] VCAT 308 (29 March 2012): Application for review before VCAT under section 33B of the Environment Protection Act 1970 (junior to Stuart Morris Q.C.);  
• Sheradar Pty Ltd v Casey CC (includes Summary) (Red Dot) [2011] VCAT 1414 (18 July 2011): Application before VCAT under section 184 of the Planning & Environment Act 1987 (junior to Jeremy Gobbo Q.C.); 
• Tarwin Valley Coastal Guardians Inc v Minister for Planning & Anor (includes Summary) (Red Dot) [2010] VCAT 1226 (28 July 2010): Application before VCAT for declaration under section 149B of the Planning & Environment Act 1987 (junior to Susan Brennan).

In 2007 Barnaby completed a LLM. degree at New York University (focusing on environment, land use and administrative law).  Throughout 2008 he was a fellow of New York University’s Centre for Environmental Law and Land Use Law where he worked on the preparation of a textbook on environmental law (Richard L. Revesz, Environmental Law and Policy, Foundation Press (2008)).

Prior to joining the Bar Barnaby worked as an Associate in the Planning & Environment Group at Maddocks Lawyers.