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Nicolas Duboille

  • Firm: Sumerson
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Experience

Nicolas Duboille is a renowned tax attorney with more than 20 years of professional experience. He has developed sought-after expertise particularly in international tax law. He is actively involved in analyzing and advising on complex tax matters including recent case law concerning French capital gain tax, company residence for double tax treaty benefits, management packages from a tax and social contribution perspective, and taxation in the digital economy. He is currently associated with the firm Sumerson and participates in contributing expert analysis in international tax journals and forums.

Specialty

His specialty is in International Tax Law. He focuses on matters such as cross-border taxation issues, capital gains taxation, double tax treaties, corporate tax structuring, and the application of specific tax regimes such as the French expatriate tax regime. His expertise also extends to advising on the digital economy’s tax implications and management packages from a fiscal perspective.

Education

Nicolas is licensed to practice law in France (Paris Bar Exam, 2000) and in the New York State, USA (New York Bar Exam, 2006). He studied at:

– New York University (NYU), Master in Law in International Tax (ranked as the best tax acamedic program in the US and in the world);

– Harvard University, Kennedy School of Governement, Comparative Tax and Admistrative Program (an exceptionnal high skills academic program on tax policy and international tax); 

– Paris II-Assas University, Master (DEA) of Public Finance and Taxation (univ. ranked n°1 in France);

– CHEDE (Advanced Programme in Economic Development, Public Policy and Financial Strategy).

  • Renowned tax attorney with over 20 years of professional experience specializing in international tax law at Sumerson.
  • Co-author of multiple detailed analyses on French tax law and international tax issues, including case law on French capital gain tax for non-residents and the French special expatriate tax regime, published by International Tax Review.
  • Contributor to expert discussions on complex tax topics such as management packages, real estate capital gains, and permanent establishment in the digital economy, demonstrating thought leadership in international tax.
  • Speaker at international seminars, including AIJA/INSOL Europe Young Members Group events, sharing expertise on taxation of startups, venture capital, intellectual property, and cross-border taxation.

Experience

Nicolas Duboille is a renowned tax attorney with over 20 years of professional experience. He specializes in complex tax law matters and has a well-established reputation in the field. He currently practices at Sumerson, a law firm based in Paris, France. His work notably includes advising on the taxation of real estate capital gains for non-residents, management packages, international relocation of individuals and businesses, expatriate tax regimes, and other specialized areas within French tax law.

Specialty

Nicolas Duboille’s expertise lies primarily in tax law. He focuses on French tax matters including capital gains taxation, cross-border tax issues, and tax treaty benefits. His practice covers contentious tax cases, tax planning and structuring, and interpretations of French tax regulations, particularly for non-residents and corporate clients. His insights on recent case law and administrative court rulings demonstrate his deep involvement with the latest developments in French and European tax law.

Education

Nicolas is licensed to practice law in France (Paris Bar Exam, 2000) and in the New York State, USA (New York State Bar Exam, 2006). He studied at:

– New York University (NYU), Master in Law in International Tax (ranked as the best tax acamedic program in the US and in the world);

– Harvard University, Kennedy School of Governement, Comparative Tax and Admistrative Program (an exceptionnal high skills academic program on tax policy and international tax); 

– Paris II-Assas University, Master (DEA) of Public Finance and Taxation (univ. ranked n°1 in France);

– CHEDE (Advanced Programme in Economic Development, Public Policy and Financial Strategy).

  • Consistently ranked among the best French tax experts by qualified professionals, highlighting his recognized expertise in tax law in France.
    Source
  • Partner at Sumerson, contributing to high-level tax law analysis and commentary, including on complex issues such as the taxation of real estate capital gains by non-residents and management packages.
    Source
  • Authored and co-authored influential articles on French tax law topics, including the special expatriate tax regime, permanent establishment characterization in the digital economy, and capital gains taxation, demonstrating thought leadership in tax practice.
    Source, Source
  • Speaker at international tax law events, such as the Responsible Tax Workshop at the AIJA conference, indicating leadership and recognition in the global tax law community.
    Source

FAQ about Nicolas Duboille

Nicolas Duboille is a renowned tax attorney with over 20 years of experience, practicing in Paris, France, and in Dubai, UAE. He specializes in complex tax law matters, including French tax law, internation tax law, US tax law, cross-border taxation, double tax treaties, and the digital economy.

He specializes in French tax law, including capital gains taxation, cross-border issues, tax treaty benefits, and the taxation of real estate capital gains for non-residents.

He advises on issues such as French capital gain tax, company residence for double tax treaty benefits, management packages from a tax and social contribution perspective, and taxation in the digital economy.

He practices at Sumerson, a law firm based in Paris, France, handling contentious tax cases, tax planning and structuring, and interpreting French tax regulations.

Yes, he is associated with the firm Sumerson and contributes to international tax journals and forums. His insights include recent case law and administrative court rulings in French and European tax law.

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