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Sjoerd Douma

Sjoerd Douma
Sjoerd Douma is partner at Lubbers, Boer & Douma, a leading tax opinion firm in the Netherlands. He is also Professor of International & EU Procedural Tax Law at the University of Amsterdam. Prior to his appointment in October 2017, he was a professor at Leiden University. Before joining Lubbers, Boer & Douma in March 2017, Sjoerd practiced tax law at one of the ‘Big Four’ tax advisory firms for more than 12.5 years. In this capacity, he has represented clients before the tax authorities, the European Commission, the Dutch Supreme Court and the Court of Justice of the European Union.

At the IFA Congress in Rio de Janeiro (2017), Sjoerd was appointed as a member of IFA’s  Permanent Scientific Committee. Sjoerd has specialized in corporate income taxation, tax treaties, European tax law (including fiscal State Aid) and procedural law.  He is the lead instructor in the massive open online course “Rethinking International Tax Law”, which has attracted more than 40,000 participants from all over the world.

In 2017, Sjoerd received Coursera’s Learners First Outstanding Educator Award, out of over 2,000 courses on Coursera. This award honours the instructor who best exemplifies the “Learners First” principle, as demonstrated by a combination of course ratings and course completions. Sjoerd was a Deputy Judge in the Court of Appeals of Arnhem-Leeuwarden and permanent contributor to leading Dutch and international tax journals. He has authored and co-authored numerous publications and reports on national, international and European tax law. In 2012, Sjoerd’s PhD thesis ‘Optimization of Tax Sovereignty and Free Movement’ won the prestigious bi-annual Dissertation Prize of the Dutch Association for Tax Research.