Guillaume Charlebois

Associate

Guillaume Charlebois

Guillaume Charlebois

Associate

Bar Admissions
  • Québec, 2018

Guillaume is known for his determination and creative approach to developing solutions for clients’ issues.

Guillaume has represented clients at all levels of court, including the Supreme Court of Canada, and before tribunals. He acts on complex matters that often involve administrative, constitutional or regulatory ramifications. He is also involved in class actions dealing with human rights and Crown liability.

Guillaume is president of the Administrative Law Section of the Canadian Bar Association Québec Branch.

Guillaume Charlebois

Associate

Guillaume is known for his determination and creative approach to developing solutions for clients’ issues.

Guillaume has represented clients at all levels of court, including the Supreme Court of Canada, and before tribunals. He acts on complex matters that often involve administrative, constitutional or regulatory ramifications. He is also involved in class actions dealing with human rights and Crown liability.

Guillaume is president of the Administrative Law Section of the Canadian Bar Association Québec Branch.

Montréal Defence Lawyers Association

Represented the Montréal Defence Lawyers Association (AADM) before the Supreme Court of Canada in Attorney General of Quebec, et al. v. 9147-0732 Québec Inc., a case where the Supreme Court of Canada will determine for the first time if the constitutional protection against "cruel and unusual treatment or punishment" should apply to corporations as well as to other legal persons. 

René Allard

Acting for proposed class representative René Allard in a class action proceeding regarding constitutional damages against the government of Québec on behalf of retired members of Québec's public and parapublic sectors' management personnel, as well as their spouses, whose retirement pension indexing was unilaterally suspended and retrospectively modified by a statute adopted by the Québec National Assembly.

Formula E Operations Ltd.

Acting for Formula E Operations Ltd. (FEO) in connection with its claims arising from the City of Montréal's decision to cancel the Montréal ePrix. This includes asserting FEO's claims against the City of Montréal and in the bankruptcy proceedings of Montréal C'est Électrique, a non-profit corporation set up by the City for the purposes of acting as promoter of the Montréal ePrix.

Association québécoise des pharmaciens propriétaires

Acting for the Association québécoise des pharmaciens propriétaires in a motion for declaratory judgment against the Attorney General of Québec and the Régie de l'assurance maladie du Québec concerning the interpretation of a recent statute adopted by the Québec legislature regarding certain obligations imposed upon all pharmacists in Québec.

Daisye Marcil

Acted for the plaintiffs in a class action involving all Québec parents who were required to pay fees for the purchase of school books or other didactic material even though these fees should have been assumed by the school boards.

Bulletin

Can the State Be Held Liable for Neighbourhood Disturbances?

June 17, 2020 - In Maltais c Procureure générale du Québec, 2020 QCCA 715, the Québec Court of Appeal rendered an important decision regarding Crown liability. Its decision clarifies whether the regime of no-fault liability for neighbourhood disturbances applies to the government. It also contains...

Bulletin

Québec Superior Court Enforces Right to Collective Bargaining of State Employees

Oct. 08, 2019 - The Québec Superior Court (QSC) recently struck down as unconstitutional back-to-work legislation (Bill 127 1 ) aimed at the Québec government’s advocates and notaries. The decision, released on September 18, 2019, builds on the recent case law of the Supreme Court of Canada which declared that...

Article

“Les honoraires en demande en matière d’actions collectives : comment éviter de jouer à l’apprenti-sorcier en vue de moduler le comportement des avocats”, co-author

May 03, 2019 - Recent Developments in Québec, Canada and the United States, Vol. 455 (National Conference on Class Actions)
Read this article (in French).

University of Cambridge ‒ The William Charnley Prize in Law (2017)

Canadian Institute for Advanced Legal Studies ‒ The Right Honourable Paul Martin Sr. Scholarship (2016)

Université de Montréal ‒ The Spiegel Sohmer Award of Excellence in Tax and Commercial Law (2015); The Herbert-Marx Award of Excellence in Legal Writing (2014); The Rodolphe-Lemieux Award of Excellence in Public International Law (2014)

Bar Admissions

Québec, 2018

Education

University of Cambridge, LLM (Public International Law), 2017
Université de Montréal, LLB, 2015

Professional Affiliations

Canadian Bar Association

Community Involvement

Canadian Bar Association, Administrative Law Section, Québec Branch, president
Revue juridique étudiante de l'Université de Montréal, co-founder and past-president

Guillaume is known for his determination and creative approach to developing solutions for clients’ issues.

Guillaume has represented clients at all levels of court, including the Supreme Court of Canada, and before tribunals. He acts on complex matters that often involve administrative, constitutional or regulatory ramifications. He is also involved in class actions dealing with human rights and Crown liability.

Guillaume is president of the Administrative Law Section of the Canadian Bar Association Québec Branch.

Montréal Defence Lawyers Association

Represented the Montréal Defence Lawyers Association (AADM) before the Supreme Court of Canada in Attorney General of Quebec, et al. v. 9147-0732 Québec Inc., a case where the Supreme Court of Canada will determine for the first time if the constitutional protection against "cruel and unusual treatment or punishment" should apply to corporations as well as to other legal persons. 

René Allard

Acting for proposed class representative René Allard in a class action proceeding regarding constitutional damages against the government of Québec on behalf of retired members of Québec's public and parapublic sectors' management personnel, as well as their spouses, whose retirement pension indexing was unilaterally suspended and retrospectively modified by a statute adopted by the Québec National Assembly.

Formula E Operations Ltd.

Acting for Formula E Operations Ltd. (FEO) in connection with its claims arising from the City of Montréal's decision to cancel the Montréal ePrix. This includes asserting FEO's claims against the City of Montréal and in the bankruptcy proceedings of Montréal C'est Électrique, a non-profit corporation set up by the City for the purposes of acting as promoter of the Montréal ePrix.

Association québécoise des pharmaciens propriétaires

Acting for the Association québécoise des pharmaciens propriétaires in a motion for declaratory judgment against the Attorney General of Québec and the Régie de l'assurance maladie du Québec concerning the interpretation of a recent statute adopted by the Québec legislature regarding certain obligations imposed upon all pharmacists in Québec.

Daisye Marcil

Acted for the plaintiffs in a class action involving all Québec parents who were required to pay fees for the purchase of school books or other didactic material even though these fees should have been assumed by the school boards.

Bulletin

Can the State Be Held Liable for Neighbourhood Disturbances?

June 17, 2020 - In Maltais c Procureure générale du Québec, 2020 QCCA 715, the Québec Court of Appeal rendered an important decision regarding Crown liability. Its decision clarifies whether the regime of no-fault liability for neighbourhood disturbances applies to the government. It also contains...

Bulletin

Québec Superior Court Enforces Right to Collective Bargaining of State Employees

Oct. 08, 2019 - The Québec Superior Court (QSC) recently struck down as unconstitutional back-to-work legislation (Bill 127 1 ) aimed at the Québec government’s advocates and notaries. The decision, released on September 18, 2019, builds on the recent case law of the Supreme Court of Canada which declared that...

Article

“Les honoraires en demande en matière d’actions collectives : comment éviter de jouer à l’apprenti-sorcier en vue de moduler le comportement des avocats”, co-author

May 03, 2019 - Recent Developments in Québec, Canada and the United States, Vol. 455 (National Conference on Class Actions)
Read this article (in French).

University of Cambridge ‒ The William Charnley Prize in Law (2017)

Canadian Institute for Advanced Legal Studies ‒ The Right Honourable Paul Martin Sr. Scholarship (2016)

Université de Montréal ‒ The Spiegel Sohmer Award of Excellence in Tax and Commercial Law (2015); The Herbert-Marx Award of Excellence in Legal Writing (2014); The Rodolphe-Lemieux Award of Excellence in Public International Law (2014)

Bar Admissions

Québec, 2018

Education

University of Cambridge, LLM (Public International Law), 2017
Université de Montréal, LLB, 2015

Professional Affiliations

Canadian Bar Association

Community Involvement

Canadian Bar Association, Administrative Law Section, Québec Branch, president
Revue juridique étudiante de l'Université de Montréal, co-founder and past-president