News & Analysis as of

Canada Constitutional Challenges Judicial Authority

Davies Ward Phillips & Vineberg LLP

No “Wait and See,” Says Supreme Court of Canada: Statutes May Be Constitutionally Inapplicable on the Basis of Potential Effects...

In Opsis Airport Services Inc. v. Quebec (Attorney General), 2025 SCC 17 (Opsis), the Supreme Court of Canada (SCC) held that a statute can be declared constitutionally inapplicable to an enterprise carrying on activities...more

Morrison & Foerster LLP

Two Federal Courts Temporarily Strike Down President Trump’s IEEPA Tariffs

On May 28, 2025, the U.S. Court of International Trade (CIT) ruled that President Trump lacks authority under the International Emergency Economic Powers Act (IEEPA) to impose his most sweeping tariffs against U.S. trading...more

WilmerHale

IEEPA Tariff Litigation: What You Need to Know About the Federal Court Decisions Threatening the Trump Administration’s Tariff...

WilmerHale on

Last week, two federal courts struck down sweeping tariffs that the Trump Administration had recently imposed under the International Emergency Economic Powers Act (IEEPA). ...more

Blake, Cassels & Graydon LLP

Intensification des contestations judiciaires visant les tarifs douaniers américains

Depuis le 1er février 2025, le président des États-Unis Donald Trump a publié un certain nombre de décrets-lois imposant des tarifs douaniers à des pays du monde entier, dont le Canada. Alors que le paysage tarifaire est en...more

Dorsey & Whitney LLP

Federal Court Strikes Down Trump’s Border Emergency and Global Tariffs

Dorsey & Whitney LLP on

President Trump exceeded his emergency authority when he imposed tariffs on Canadian, Chinese, and Mexican origin goods citing border issues, and global reciprocal tariffs the U.S. Court of International Trade (“CIT”) said on...more

Benesch

Trump Tariffs Permanent Injunction - What it Means and What to Expect

Benesch on

On May 28th, 2025, the Court of International Trade issued a judgment striking down several of the worldwide tariffs imposed by President Trump in the first and second quarters of 2025. ...more

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