Tax Disputes Tax Disputes

24 Osler lawyers recognized in Lexpert Special Edition: Litigation 2025

Osler is proud to announce that 24 of our lawyers are recognized in the Lexpert Special Edition: Litigation 2025. This prestigious publication...

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

Osler is proud to be recognized by International Tax Review for its leading national Tax and Tax Controversy practice in the 2026 edition...

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

While it is quite common for Osler’s Tax partner Al Meghji to receive a favourable ruling in court, a recent cross-border decision marked a...

‘No avenue for effective judicial oversight’ – International Tax Review

A recent Tax Court of Canada transfer pricing (TP) decision underlines frustrations that taxpayers may face because of the split legal jurisdiction...

Canada audit proposal would bring big noncompliance consequences – Bloomberg Tax

Canada’s proposal to expand the discretionary power of the CRA could influence how audits are conducted and taxpayers’ approach in 2025.