Osler, Hoskin & Harcourt LLP

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2025

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Osler, Hoskin & Harcourt LLP

Image Toronto

1 First Canadian Place

PO Box 50

Toronto, Ontario, Canada

M5X 1B8

Tel: +416 362 2111

Fax: +416 862 6666

www.osler.com

Ottawa

Suite 1500

50 O'Connor Street

Ottawa, Ontario, Canada

K1P 6L2

Tel: +613 235 7234

Fax: +613 235 2867

Montréal

1000 de La Gauchetière Street West

Suite 2100

Montréal, Québec, Canada

H3B 4W5

Tel: +514 904 8100

Fax: +514 904 8101

Calgary

Suite 1900

Toronto Dominion Square

333-7th Avenue S.W.

Calgary, Alberta, Canada

T2P 2Z1

Tel: +403 260 7000

Fax: +403 260 7024

New York

1221 Avenue of the Americas, 26th floor

New York, New York,  US

10020-1089

Tel: +212 867 5800

Fax: +212 867 5802

Osler, Hoskin & Harcourt LLP is one of Canada's top law firms for tax according to international and domestic research studies. It is ranked in the top-tier of leading firms and placed five lawyers as leading individuals in various categories including tax controversy, transfer pricing, capital markets, cross-border structuring and M&A. Other international and domestic surveys laud the group of 60 specialists. Our tax group plays an integral role in our M&A practice, often developing novel transaction structures. We are at the heart of most innovative international transactions, whether representing a Canadian multinational with worldwide interests, or the Canadian operation of an international parent. In both instances, tax strategy spans jurisdictions and needs to respond to global–and local–objectives. Our offices are located in Toronto, Montréal, Ottawa, Calgary and New York. Visit our web site at www.osler.com.

more across site & shared bottom lb ros

More from across our site

Belgium’s new coalition government has gone ahead with a new exit tax regime that could land it in the courts.
Brazil’s government has not officially framed the bill as a countermeasure amid trade tensions with the US, but the move is being considered as part of Brazil’s strategic response, one expert tells ITR
Understanding India’s income tax landscape can help charities ensure compliance, optimise tax benefits, and enhance their impact, writes Raghav Bajaj of Khaitan & Co
Tax advisers in Brazil are rising above the country’s notoriously complex tax system to deliver high-quality advisory services, ITR’s exclusive in-house data reveals
ITR’s data has highlighted the US firm’s ambition to become America’s ‘premier’ tax player via a concerted partner recruitment strategy
Jaap Zwaan’s arrival continues a recent streak of A&M Tax investing in the region; in other news, the US and Japan struck a deal that significantly lowered tariff rates
In a world where international tax concepts rely on human activity, Leonard Wagenaar poses existential questions about the future of such ideas when AI is ever-present
France v Axa provides a practical illustration of how the burden of proof is applied in TP matters under French law, ITR also heard
In an exclusive interview with ITR, Ian Gary calls for a central public CbCR database and bemoans the US’s lack of involvement in international tax transparency
Reckitt Benckiser is to divest its Essential Home business, which includes more than 70 brands, to private equity firm Advent International
Gift this article