LAWYER PROFILE

Rafael Gregorin

Brazil 2026

Trench Rossi Watanabe

Ranked in 2 practice areas

Tax Litigation: The Elite

Brazil

1 year ranked

International Trade/WTO

Brazil

2 years ranked

About

Provided by Trench Rossi Watanabe

Brazil: Contentious

Practice Areas

Tax, Customs

Career

Rafael Gregorin is a partner at Trench Rossi Watanabe and integrates the tax practice group, with focus on litigation. He has a wide breadth of experience in tax and customs litigation, representing local and foreign clients from various sectors of the economy in disputes involving federal, state and municipal taxes. He has worked in Baker McKenzie Chicago in the tax practice group.

Professional Memberships

Member of the Tax and the Customs Commissions of the Brazilian Bar Association.

Publications

Author/co-author of several books/articles, such as:

– Tax disputes - administrative and judicial levels, Blucher, 2019;

– Taxpayers have five years to offset tax credits, Valor Econômico, 2019;

– Tax Litigation Opportunities and Pitfalls in Latin America, Thomson Reuters, 2009.

Personal

Graduated from Pontificia Universidade Católica (PUC-SP) with a degree in Law. He also holds a master’s degree in Tax Law from King’s College London and a specialization in Tax Law from Insper-SP. Additionally, Rafael holds an specialization in Customs Law.

Chambers Review

Provided by Chambers

Chambers Brazil: Contentious

Tax Litigation: The Elite - Brazil

Band 4

Individual Editorial

Rafael Gregorin is active representing clients in disputes arising from different tax matters, being particularly noted for his handling of cases in the administrative sphere.

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International Trade/WTO - Brazil

Up and Coming

Individual Editorial

Rafael Gregorin is an international trade lawyer who garners consistent praise from market pundits for his commercial acumen and client service. He's regularly seen handling tariff classification projects for key companies in the automotive and manufacturing sectors.

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Strengths

Provided by Chambers

Always available, Rafael Gregorin has a strong strategic vision and a distinguished oratory skill that is rare to find.
Tax Litigation: The EliteChambers Brazil: Contentious
A very knowledgeable, strategic and experienced lawyer, Rafael Gregorin is an excellent professional to work with, flexible in accommodating requests and willing to go beyond expectations to meet client needs.
Tax Litigation: The EliteChambers Brazil: Contentious
Rafael Gregorin has distinctive technical expertise, particularly in matters involving indirect taxes and customs law, which enables him to develop sophisticated legal solutions.
Tax Litigation: The EliteChambers Brazil: Contentious
The results Rafael Gregorin obtained for us helped us save a lot of money and prevent many legal problems.
International Trade/WTOChambers Brazil: Contentious
He's super skilled and speaks the language of my business like no one else. Rafael Gregorin knows international trade matters inside out and greatly reassures me.
International Trade/WTOChambers Brazil: Contentious