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Brynne Harding

Brynne Harding

Associate, Litigation and Taxation

Contact Information

tel: 403.260.7077



Bar Admission

Alberta, 2013

  • University of Calgary, L.L.B. (Distinction)
  • Harvard University, M.T.S.
  • Mount Allison University, B.A. (First Class Honours with Distinction)

Brynne Harding carries on a general commercial litigation practice with a focus on public law. She advises and defends clients in commercial disputes, under tax audit and in tax appeals, challenging administrative decisions, and clients faced with investigations and prosecutions arising from workplace and environmental accidents. Her interest and expertise is in the constitutional and administrative dimensions of the legal relationship between the state and the individual or corporation. Brynne has substantial trial and appellate experience, having represented clients before the Alberta Court of Queen’s Bench and Court of Appeal, the Tax Court of Canada, and the Federal Court and Federal Court of Appeal, in tax disputes, commercial disputes and judicial review applications.

Brynne also teaches Administrative Law at the University of Calgary Faculty of Law.

Brynne is passionate about access to justice and community service. She is an active volunteer with Calgary Legal Guidance, Pro Bono Law Alberta, and represents individuals and organizations on a pro bono basis in cases of high public interest.

Before joining Osler, Brynne served as a law clerk to The Honourable Mr. Justice Marshall Rothstein of the Supreme Court of Canada. She received her L.L.B. from the University of Calgary. Prior to law school, she obtained an Honours B.A. in Philosophy, graduating with great distinction, from Mount Allison University, and a master's degree from Harvard University, specializing in Philosophy and Hermeneutics.

    • Jonsson v Lymer, [2019] AJ No 360, Alberta Court of Appeal, S.J. Greckol J.A. – leave to intervene in case challenging Alberta court access restriction procedure
    • Alberta v ENMAX Energy Corporation, 2016 ABQB 334, 2018 ABCA 147 – appeal from Payment In Lieu of Tax assessment challenging reasonability of interest rate on intercorporate loan
    • ConocoPhillips Canada Resources Corp v. Minister of National Revenue, 2016 FC 98, 2017 FCA 243 – application for judicial review concerning refusal to correct a protective assessment following a test case
    • Burlington Resources Finance Company v. The Queen, 2013 TCC 231 – motion to strike Crown’s pleadings in a transfer pricing case 

  • Alberta Law Foundation Entrance Scholarship (University of Calgary)
  • Merv Leitch, Q.C. Scholarship for overall academic merit (University of Calgary)
  • Alberta Crown Attorneys' Association Prize in Criminal Law; Blake, Cassels & Graydon LLP Prize in Contracts; Gowling Lafleur Henderson LLP Scholarship; Alan D. Hunter Award in Evidence (University of Calgary)
  • Harvard University Associates in Canada Entrance Scholarship and Bursary (Harvard University)
  • Lisson Memorial Prize in Philosophy (Mount Allison University)

  • Represented National Self-Represented Litigants Project to intervene in the Alberta Court of Appeal concerning the Alberta court access restriction procedure for "vexatious" litigants
  • Criminal law researcher and advisor for Calgary Legal Guidance
  • Represented private litigant who was denied sickness benefits by Service Canada when diagnosed with breast cancer while on maternity leave
  • Civil Claims Duty Counsel volunteer
  • University of Calgary, Faculty of Law Instructor for Administrative Law and Foundations II: Legal Research and Writing

  • The Law Society of Alberta
  • The Advocates' Society
  • The Canadian Bar Association
  • Canadian Tax Foundation
  • Canadian Petroleum Taxation Society
  • International Fiscal Association