Canada: Class Actions

Recent Canadian case law demonstrates that limitation defences are no longer categorically off-limits at class action certification. Courts will now engage with limitations arguments where they expose fundamental deficiencies in the proposed proceeding, potentially narrowing class definitions, defeating certification entirely, or informing preferability analyses—though fact-intensive disputes remain reserved for summary judgment or trial.

In 2025, Canadian class action litigation evolved against a backdrop of procedural divergence between provinces.

Le 9 février 2026, le gouvernement de la Colombie-Britannique a annoncé que, à la suite des modifications apportées...

Following are our summaries of the civil decisions of the Court of Appeal for Ontario from March 2, 2026 to March 6, 2026.

If you are included in a class action that has been started in British Columbia, one of the first questions you likely have is whether the lawsuit will proceed.

In Ontario, in order to be successful in a medical negligence action, a plaintiff must prove a number of elements...

The Competition Tribunal denied leave for a public interest applicant to commence a private proceeding against Google and Apple regarding Google's dominance in search in Martin v. Alphabet.

Bennett Jones partners Michael Eizenga, Pascale Dionne-Bourassa and Katherine Booth have co-authored The Canadian Class Actions Handbook, published by LexisNexis.

As a Canadian, you have likely encountered news articles or other social media posts notifying you about ongoing or settled class actions.