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Stéphane Austry

Stéphane Austry


CMS Francis Lefebvre Avocats
2 rue Ancelle
92522 Neuilly-sur-Seine
Languages French, English, Japanese

Stéphane joined CMS Francis Lefebvre Avocats as a partner in 2007 after spending 15 years in top positions within the French government. Stéphane coordinates the firm's tax litigation and controversy group for domestic and international tax issues and headed the Tax Practice Group of the CMS network from 2009 to 2014.

As a former member of the Conseil d'Etat (Council of State), France's highest administrative court, Stéphane is an authority in handling high-profile litigations. He also has extensive experience in international taxation and the interpretation and application of tax treaties. He is familiar with the Japanese business environment, having spent four years as Financial Adviser to the French Embassy’s economic mission in Japan. 

In 2013, Stéphane was appointed by the French Government to take part in a session on tax matters as part of a commission called ""les Assises de l’Entrepreunariat” [the foundation of entrepreneurship], to put forward recommendations for stabilising the tax status of entrepreneurs.

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Notable practitioners (Band 1): Stéphane Austry has strong expertise in tax disputes. He maintains his reputation as an excellent litigator with market sources referring to him "as among the top lawyers in the tax litigation field.

Chambers Europe 2016

Leading individual - Litigation : Stéphane Austry is second-to-none for strategic litigation

Legal 500 EMEA 2016

Key partner: Stéphane Austry figure parmi les meilleurs avocats du marché pour la gestion des litiges stratégiques.

Legal 500 Paris 2016

Leading lawyer in tax

LMG Expert Guides, 2016

Notable practitioners (Band 1): "Stéphane Austry handles major tax litigation on behalf of commercial and individual clients. Sources say: "He is very talented, especially in European tax law."

Chambers Europe - 2015

"The practice handles very high-profile litigation cases through Stéphane Austry, who recently acted for e-commerce companies in residence and reimbursement issues pertaining to French withholding taxes. "

Legal 500 EMEA France - 2015

Notable practitioner (Band 2): "Direct taxation specialist Stéphane Austry co-heads the department. "He's extremely good, especially on very difficult issues," praises an interviewee."

Chambers Europe - 2014

Leading individual (litigation): "expert in high-stakes tax reassessment and litigation through Stéphane Austry"

Legal 500 EMEA France - 2014

Le cabinet est notamment pourvu d’expertises incontournables (…) en contentieux avec Stéphane Austry qui a notamment assisté Bolloré sur la mise en cause de la légalité d’une nouvelle taxe devant le Conseil Constitutionnel.

Legal 500 Paris - 2014

Relevant experience

  • Financial Adviser to the Economic Mission, the French Embassy in Japan (2003-2007)
  • Government Commissioner to a fiscal sub-division of the Council of State (2000-2003)
  • Legal Adviser to the Director of the Treasury (2000-2003)
  • Technical Adviser to Dominique Strauss-Kahn, Minister for Economic, Financial and Industrial Affairs, and to Christian Sautter, Secretary of State for the Budget (1997-2000)
  • Head of Tax Knowledge Centre of the Council of State (1996-1997)
  • Rapporteur to a fiscal sub-division of the Litigation Division of the Council of State (1993-1996)
  • Member of the Working Group on Franco-German Taxation (October 2010)
  • Maître des Requêtes (Master of Appeals) at the Council of State
  • Appointment to the Steering Committee of Paris Europlace (June 2010)
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  • Institute of Political Studies (IEP), Paris (1987)
  • Post-graduate degree (DESS) in Banking and Finance, University of Paris I - Panthéon-Sorbonne (1989)
  • ENA (National Administration School - Higher Education for top civil servants) (1993)
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  • Member of the Conseil des Prélèvements Obligatoires (French Tax and Social Charges Board) (2014)
  • Board chairman of IACF (French Insitute of Tax Lawyers) (2014)
  • Member of IFA (International Fiscal Association)
  • Member of IBA (International Bar Association)
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  • Immobilisations et charges - la distinction fiscale - Editions EFE (2° Ed. 1997)
  • Contentieux fiscal - Procédures d'urgence - Répertoire Dalloz Contentieux administratif (May 2003)
  • Responsabilité des services fiscaux - Répertoire Dalloz Responsabilité de la puissance publique (January 2003)
  • Papers  (Revue de jurisprudence fiscale, Revue de droit fiscal, Bulletin des conclusions fiscales,...) and (Revue française de droit administratif, Actualité juridique-Droit administratif,...)
  • QPC fiscale et effets de la décision dans le temps/Dossier : le Conseil constitutionnel et l'impôt - Nouveaux Cahiers du Conseil constitutionnel n°33  (October 2011)
  • Modèle de Convention fiscale OCDE concernant le revenu et la fortune, co-author - Edition Francis Lefebvre, Paris/Helbing Lichtenhahn Verlag, Basel (1st Edition 2013)
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Doc­trine and Know­ledge Man­age­ment


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