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Featured Osler Updates May 11, 2026

Forever chemicals, forever liability? The rise of PFAS class actions in Canada

Canadian courts are now grappling with claims over alleged contamination from PFAS, or “forever chemicals.”

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Forever chemicals, forever liability? The rise of PFAS class actions in Canada
Featured Osler Updates April 29, 2026

Spring Economic Update 2026

The Spring Economic Update includes changes to the CCUS Investment Tax Credit and the employee ownership trust capital gains exemption.

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Featured Osler Updates April 16, 2026

Recent decision highlights need for precision in seller restrictive covenants in Canadian M&A transactions

Canadian courts will scrutinize restrictive covenants for reasonableness, rejecting those deemed unreasonable.

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Latest Osler Updates

Osler Update June 7, 2023

New tort of harassment in Alberta

Justice Colin Feasby of the Court of King’s Bench established a new tort of harassment in the province of Alberta through his decision in Alberta...

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Osler Update June 5, 2023

First justiciable climate claim in Ontario – Mathur v. Ontario

Jennifer Fairfax, Ankita Gupta and Joaquin Arias discuss in an Update the first court decision in Ontario to find that a climate lawsuit is...

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Osler Update June 5, 2023

Overbroad patent claims: Canadian law may draw strength from policy behind U.S. and U.K. Supreme Court rulings

A recent U.S. Supreme Court decision serves as a reminder that a bargain underlies the issuance of a patent and that an applicant must fully and...

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Overbroad patent claims: Canadian law may draw strength from policy behind U.S. and U.K. Supreme Court rulings
Osler Update June 2, 2023

Wage fixing and no-poach provisions in the Competition Act: backgrounder and frequently asked questions

The Competition Bureau has released its much-anticipated official guidance on new provisions relating to criminal wage fixing and no-poaching.

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Osler Update June 1, 2023

Supply chain scrutiny and Canada’s Modern Slavery Act – a ‘how-to’ guide for businesses

Reporting obligations for certain businesses under Canada’s Modern Slavery Act are outlined in an Update by Alan Kenigsberg, John Valley, Chelsea...

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Osler Update June 1, 2023

Osler submission on draft amendments to General Anti-Avoidance Rule

Budget 2023 introduced draft amendments to the General Anti-Avoidance Rule in section 245 of the Income Tax Act. Read Osler’s submission in...

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Osler Update May 31, 2023

Ontario Court of Appeal provides guidance on the meaning of ‘material change’ under the Securities Act

What constitutes a “material change” requiring disclosure under the Ontario Securities Act? Two companion decisions from the Ontario Court of...

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Ontario Court of Appeal provides guidance on the meaning of ‘material change’ under the Securities Act
Osler Update May 26, 2023

Court dismisses claim against directors for company’s climate strategy

The decision from the High Court of England and Wales could discourage climate activists from pursuing similar claims in Canada.

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Osler Update May 25, 2023

Divided on diversity: alternative proposals from Canadian securities regulators to update diversity disclosure requirements

Last month, the Canadian Securities Administrators released for comment two alternative approaches to updating diversity and director nomination...

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Osler Update May 23, 2023

The growth mindset – lessons learned from women founders

In this episode of the ESG Explorer podcast, guest host Jennifer Humphrey, an associate in the Emerging and High Growth Companies Group at Osler...

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