Summaries Sunday: Supreme One-Liners

As a supplement to our Sunday Summary each month, Supreme Advocacy LLP in Ottawa presents Supreme One-Liners, a super-short descriptive guide to the most recent decisions at the Supreme Court of Canada. Supreme Advocacy LLP offers its more comprehensive weekly electronic newsletter, Supreme Advocacy Letter, summarizing all Appeals, Oral Judgments and Leaves to Appeal granted.

Oral Judgments

Criminal Law: Homicide
R. v. Chicoine-Joubert, 2025 SCC 3 (41262)

Mens rea for involuntary manslaughter; witness credibility.

Criminal Law: Party Liability
R. v. Bilodeau, 2025 SCC 2 (41320)

Common unlawful purpose; party liability; hearsay co-conspirators’ exception.

Leaves to Appeal

Language: Bilingualism
La Société de l’Acadie du Nouveau-Brunswick v. The Right Honourable Prime Minister of Canada, et al., 2024 NBCA 70 (41398)

Bilingualism & Charter issues re Lieutenant Governor.

Appeal Judgment

Aboriginal Law: Abuse of Process; Standard of Review; Duty to Consult
Saskatchewan (Environment) v. Métis Nation – Saskatchewan, 2025 SCC 4 (40740)

No abuse of proceedings in multiplicity of proceedings context herein.