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Mohamed Haj Taieb
Partner

Mohamed Haj Taieb

Senior Economist

Languages
  • French
  • English
  • Arabic
Social media

Mohamed Haj Taieb joined CMS Francis Lefebvre in 2015 and became a partner in 2024. 

He practices in tax law with a focus on transfer pricing, company valuation, management packages, and intangible assets. 

He advises international corporate groups on defining, managing, and defending their transfer pricing policies. He provides initial strategic counsel, analyses transfer pricing documentation, represents clients during tax audits, and assists with amicable and contentious dispute resolution. Mohamed Haj Taieb has extensive experience in asset valuation in a broad range of contexts, including legal restructuring, disposals and acquisitions, litigation, equity and debt transactions, and management packages.

Awards & Recognitions
01
  • Award
    Tax Law - Best Lawyer since 2023
    Best Lawyers

Publications

  • La pratique relative à la détermination d'un taux d'intérêt de pleine concurrence, Revue du Droit Fiscal (March 2025) 
  • Prix de transfert : les ETI et les incorporels en ligne de mire, Revue Droit & Patrimoine (January 2024) 
  • Determining the Arm’s Length Interest Rate - Recent Guidance in France, Bloomberg Law, The Bureau of National Affairs (September 2022)

Memberships & Roles

  • Lecturer in company tax law, EDHEC Business School (since 2016) 
  • Lecturer in transfer pricing, Université Paris I Panthéon - Sorbonne (since 2017) 
  • Course leader, Lefebvre Dalloz Compétences professional training (since 2016)

Lectures list

  • L'évaluation des actifs incorporels, DFCG and Lefebvre Dalloz Compétences (June 2025)
  • L'évaluation fiscale des titres de sociétés non cotées, ARFEC and Lefebvre Dalloz Compétences (December 2024) 
  • L'actualité des prix de transfert, DFCG and Lefebvre Dalloz Compétences (May 2024)

Education

  • Doctorate in management sciences, Université de Nice Sophia Antipolis – thesis on Valuation of start-ups (2006) 
  • Graduate, Ecole des Hautes Etudes Commerciales (HEC) Tunis (1999)

Insights by Mohamed

Pillar One – Amount B: What it is and why it matters

03 Dec 2025 6 min read

CMS Expert Guide to Transfer Pricing Documentation

12 Nov 2025 2 min read

Defense industry, US tariffs and transfer pricing

06 Oct 2025 3 min read

US tariffs and transfer pricing

23 Sep 2025 2 min read
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