Tax Disputes Tax Disputes

Olivier Fournier joins Osler’s National Tax Group as a tax litigation partner

Olivier’s practice focuses on tax litigation and controversy, advising Canadian and international clients on complex tax audits and disputes both...

Canada’s new transfer pricing law puts taxpayers ‘on notice’ – Bloomberg Law News

Canada’s new transfer pricing law is certain to increase the scope and intensity of CRA audits and controversies, says Amanda Heale.

24 Osler lawyers recognized in Lexpert Special Edition: Litigation 2025

This prestigious publication showcases leading litigators across Canada.

Osler recognized as a Tier 1 firm in ITR’s World Tax 2026

Osler has once again earned coveted Tier 1 rankings across all four categories.

Osler’s Tax Group earns top honours at ITR Americas Tax Awards 2025

Osler named Canada Tax Disputes Firm of the Year.

Osler celebrates a decade of impact in Vancouver

Osler is proud to celebrate 10 years of growth and impact in British Columbia since the establishment of our Vancouver office in 2015.

Methanex prevails in Privy Council dispute in Trinidad and Tobago – Bloomberg Tax

A U.K. decision demonstrates the importance of commercial practice and understood corporate law concepts when interpreting tax statutes and treaties.

Laura Scheim returns to Osler’s Tax Group as a partner

Osler welcomes back Laura Scheim to the firm’s Tax Group as a partner in the Montréal office.

Canada will pay the price for cancelling its digital services tax – Bloomberg Tax

In an article written for Bloomberg Tax, partners Patrick Marley and Kaitlin Gray suggest that Canada’s eleventh-hour decision to cancel its...

How Al Meghji became one of Canada’s most trusted tax litigators – Canadian Lawyer

A recent cross-border decision marked a notable accomplishment for the distinguished litigator.