Rory Gillis

Professor Rory Gillis

Rory Gillis joined the Faculty of Law as an Assistant Professor in 2021. His research focuses on tax law, public law and comparative law, and has been published in leading peer-reviewed law journals, such as the American Journal of Comparative Law and the University of Toronto Law Journal. He is also a co-author of Canadian Income Tax Law, 7th ed (LexisNexis, 2023).

Prior to joining Western, Rory was a Visiting Assistant Professor at the University of Toronto. He received his doctorate in law (SJD) from the University of Toronto, and his BA (summa cum laude) and JD from Yale University, where he was a Senior Editor of the Yale Law Journal. Following law school, Rory served as a law clerk to Justice Morris Fish of the Supreme Court of Canada and practiced law in Toronto.

Rory’s teaching includes Income Taxation; Constitutional Law; Social Policy and the Tax & Transfer System; and Issues in Tax Law & Policy.

Academic Degrees:

BA (Yale); JD (Yale); SJD (Toronto)

Email: rory.gillis@uwo.ca
Phone: 519-661-2111 x86598
Office: LB 23

Research Highlights

Books

Canadian Income Tax Law, 7th ed (Toronto: LexisNexis, 2023) (with David Duff, Geoffrey Loomer and Bradley Bryan)

Articles

Federalism and Vertical Tax Competition, American Journal of Comparative Law (forthcoming, 2025)

Two Conceptions of the Rule of Law’s Prospectivity Requirement in Taxation”, in Dominic De Cogan et al, eds, Tax, Public Finance and the Rule of Law (Oxford: Hart, forthcoming, 2024)

Rethinking the Division of Tax Room and Revenue in Fiscal Federalism” (2023) 73:2 University of Toronto Law Journal (forthcoming)  

The Limits of Legal Substance: Tax Avoidance and Equitable Remedies after Collins Family Trust” (2022) 66:3 Canadian Business Law Journal (323-337)

Federalism and Interprovincial Infrastructure Disputes in Canada” (2022) 55:1 UBC Law Review (1-50)

"Carbon Tax Shifts and the Revenue-Neutrality Dilemma" (2019) 23 Florida Tax Review 293-348

"Contracting for Tax Room: The Law and Political Economy of Tax-Point Transfers"> (2019) 67 Canadian Tax Journal 903-945