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Here you can find focused and timely commentary on significant legal developments of relevance to your business.
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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 8, 2017

Mendoza v. Active Tire & Auto Centre Inc. – Ontario Court of Appeal rejects role of an “informed decision” in rescission

The Ontario Court of Appeal's decision in Mendoza v. Active Tire & Auto Centre Inc., 2017 ONCA 471 rejected a lower court’s interpretation of...

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Osler Update June 7, 2017

Canadian government suspends CASL private right of action

The Canadian federal government has announced that it has suspended the coming into force of the private right of action under Canada’s anti-spam...

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Osler Update June 7, 2017

Canada signs multilateral tax agreement

Canada and 67 other jurisdictions signed the OECD’s multilateral tax convention (referred to as the multilateral instrument or “MLI”) on...

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Osler Update June 6, 2017

Ontario government revamps Construction Lien Act: What you need to know about prompt payment, mandatory adjudication, and more

The Ontario government introduced Bill 142 that, if passed, would significantly amend the Construction Lien Act to create a prompt payment regime,...

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Osler Update June 5, 2017

Some good news for franchisors, but not out of the woods: Ontario’s proposed changes to employment and labour laws could still impact franchising

The Ontario government has responded with surprising speed to the Final Report from the Changing Workplaces Review by introducing Bill 148, the Fair...

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Osler Update June 1, 2017

Ontario government proposes significant overhaul to municipal planning approval and appeal process with Bill 139

The Ontario government tabled Bill 139, the Building Better Communities and Conserving Watersheds Act, 2017 for 1st Reading in the provincial...

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Osler Update May 24, 2017

Ontario releases Changing Workplaces Review Final Report: Franchising gets more than it bargained for

The Ontario government released its long-awaited Changing Workplaces Review Final Report on May 23, 2017.

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Osler Update May 19, 2017

Goodbye Ontario solvency funding (in part)!

On May 19, 2017, Ontario announced various changes that are intended to promote the health and sustainability of defined benefit pension plans...

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Osler Update May 17, 2017

The first 48 hours: responding to a data breach

Your organization’s initial response to a data breach is critical in determining the long-term impact the incident will have on your business.

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Osler Update May 17, 2017

Corporate governance and data issues

The immediate steps you take after a data breach can set the tone for the response and influence how smoothly your organization can move forward from...

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