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Paul Casuccio Toronto Lawyer

Paul V. Casuccio

Partner Fasken
Although tax audits are typically handled by a company’s tax or finance department, when a lawyer’s advocacy skills are not employed, the time and ultimate cost of dealing with these issues is often increased significantly.
Jurisdiction Ontario, 2002
Language(s) English
Office(s) Toronto


Paul Casuccio is the Leader of the firm’s Global Commodity Tax & VAT practice group. He works exclusively in this area, providing practical solutions to client’s indirect tax questions, issues, problems and structures.

Paul is a sought after expert in Canada's goods and services tax and harmonized sales tax (GST/HST), provincial sales taxes, employer health tax, land transfer taxes, as well as fuel, carbon, alcohol, tobacco and other indirect taxes.

Assisting clients with indirect tax planning, Paul facilitates business asset acquisitions, cross-border transactions, outsourcing arrangements, as well Canadian start-ups and reorganizations. Paul has developed particular expertise with respect to the complicated and constantly evolving GST/HST rules facing financial institutions.

In addition to representing many of Canada's top companies, these clients also include large multi-national corporations, non-resident entities entering the Canadian market; as well as Canadian not-for-profit and charitable organizations.

Frequently advocating on behalf of clients before various tax authorities in Canada, Paul assists with indirect tax issues, voluntary disclosures, and regularly obtains favourable advance tax rulings. Paul has also had great success working with clients during tax audits, and regularly works to settle tax disputes with Canada's taxing authorities, assisting from the objection stage through to trial at Ontario Court or the Tax Court of Canada.

Regularly speaking at both industry group and commodity tax conferences, Paul has also presented a number of times at Canada’s national Commodity Tax Symposium and at the prestigious Canada Tax Foundation annual conference. A widely published author on indirect tax issues, Paul has been recognized as a leader in the field in the Canadian Legal Lexpert Directory and the International Tax Review’s Indirect Tax Leaders guide.



Client Work

Date Client

Career & Education


  • In-Depth Income Tax Course - Part I Canadian Institute of Chartered Accountants
  • In-Residence GST Course Canadian Institute of Chartered Accountants
  • LLB, Silver Medalist Osgoode Hall Law School at York University
  • BA York University

Memberships & Affiliations

  • Contributing Editor, Sales and Use Tax Journal published by Federated Press
  • Member, Canadian Tax Foundation
  • Member, Canadian Bar Association
  • Member, Ontario Bar Association
  • Member, National Sales and Commodity Tax Section, Canadian Bar Association
  • Member, Toronto Commodity Tax Study Group


Fasken Institute



Article Saskatchewan’s 2017-18 Budget: A Deliberate Shift Towards a Value–Added Tax? Sales Tax, Customs & Trade, Volume XIV, No.1
Article Final Deadline for filing GST/HST Section 156 Elections TaxEd International
Article Quinco Financial Inc. v. R.: Statutory Gaps, Windfalls, Retroactive Legislation? GST and Commodity Tax

Speaking Engagements

Controlling your Tax Audit: How In-House Counsel can Save the Day location location Toronto
19th and 20th Annual Operation Update Joint Event by Ontario Bar Association and The Law Society of Upper Canada location location Toronto OBA Conference Centre
200 - 20 Toronto St.,


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