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Guillaume Lavictoire

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Assistant Fadia Aspinall 416 869 3532 Email Fadia

Guillaume’s practice focuses on expropriation law.

He provides legal advice and services to municipalities respecting infrastructure projects involving the acquisition and/or expropriation of privately owned lands. Guillaume also represents numerous small and large-scale landowners across the province facing expropriation. He has extensive experience representing clients in expropriation proceedings before the Board of Negotiation and the Ontario Municipal Board.

Guillaume is on the Board of Directors of the Ontario Expropriation Association, and currently serves on the executive of the “OEA” Board as Secretary.  He also serves on the editorial board of Just., an OBA-published magazine with circulation to over 18,000 lawyers in Ontario.  Guillaume has completed the Harvard Negotiation Institute's intensive program at Harvard Law School and he is a certified instructor with the International Right of Way Association.

Guillaume received an LL.B. from the University of Ottawa. Prior to attending law school, he received a B.A. (Honours) in Political Science from the University of Toronto. Guillaume spent a portion of his undergraduate studies at the Institut d’Etudes Politiques, in Grenoble, France.

Fluently bilingual in French and English, Guillaume serves clients in both languages. 

Une version française du profile de Guillaume est disponible au lien suivant : 

Case Law Update

Ontario Expropriation Association Annual Case Law Update - 2014

2014 summary of expropriation law cases.

Case Law Update

Ontario Expropriation Association Annual Case Law Update - 2013

201​3 summary of expropriation law cases.


How is Compensation for Market Value Determined in an Expropriation?

“Market Value” is a primary head of compensation prescribed under the Expropriations Act for owners who have had all or a portion of their lands expropriated.  The Act provides an objective standard for the determination of market......


Divisional Court Upholds Expropriation Costs Award In Favour of County

In the recent decision of Willies Car & Van Wash Limited v. The Corporation of the County of Simcoe, the Divisional Court of Ontario upheld an award of costs by the Ontario Municipal Board’s against a claimant, pursuant to the Expropriat......


What is a Notice of Application for Approval to Expropriate Land?

  Expropriating authorities are often successful in amicably negotiating the acquisition of land required for an infrastructure project.  However, in certain circumstances an authority is required to pursue expropriation to acquire land.......


Can I Fight or Contest an Expropriation?

Assuming the expropriating authority is acting within its jurisdiction to take land, the simple answer is yes, but with potentially limited upside.   The Expropriations Act allows for an Inquiry process whereby an owner can challenge wh......


Legal Costs Under the Expropriations Act

The Expropriations Act is a remedial statute with the purpose of rendering the expropriated land owner economically whole. Accordingly, in addition to prescribing compensation for land taken and related impacts, the Act also prescribes the reimbursement of reasonable legal and professional costs incurred by an owner in the determination of compensation. The reimbursement of costs is contemplated under section 32 of the Act.

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