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Our cross-border teams understand the details of your business and the environment you work in.

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Tax Lawyers

As local and international tax regulations become more prescriptive, dealing with them in a cross-border context presents you with a significant challenge. The number and complexity of tax investigations conducted by authorities is rapidly escalating and the need for tax adjustments is rising accordingly. Our 180 tax lawyers are supported by strong technical back up teams that identify developments in tax law and policy affecting your business. This multidisciplinary approach helps you develop robust structures that maximise tax effectiveness in alignment with your commercial strategy.

Whether you are a financial institution, multinational, fund, investor or high net worth individual, we understand your business and the tax pressures you face. Our teams work together across Europe in the key areas affecting your business including VAT, transfer pricing, e-commerce, investment funds, tax planning and financing. The right tax advice can make a material difference to transaction costs and, in some cases, avert serious consequences. If you are involved in a dispute, we can undertake a high level intervention with tax authorities, ensuring the best outcome for your business.

Quotes from clients : "What the team is known for: its exceptional tax practice capable of handling every aspect of tax law, including transfer pricing, VAT issues and real estate tax, as well as the tax aspects of M&A transactions and litigation. The team is on top of all the latest developments in the area thanks to its department constantly monitoring the market. Also able to advise clients on tax issues relating to emerging markets due to lawyers specialised in this area" Chambers Europe 2017

"They are specialists. They have a very good knowledge of tax mechanisms and good relations with the administrations." Chambers Europe 2017

"CMS is able to combine general taxation advice with specialist service in practically every niche area. Benefiting from very large resources (over 60 partners and 135 associates), the firm serves many leading CAC 40 group"Legal 500 EMEA 2017

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Deana D'Almeida
Deana D'Almeida
Part­ner
Head of Tax - Africa Practice
Lawyer
France, Neuilly-sur-Seine
A renowned international tax specialist for French-speaking African countries, Deana d'Almeida advises companies on their strategies for growth in Africa.Deana joined CMS Francis Lefebvre Avocats in...
Picture of Pierre Marly
Pierre Marly
Part­ner
Africa Practice
France, Neuilly-sur-Seine
Pierre deals exclusively with international transactions relating to Africa. He has been practising as a lawyer since 1996 and has gained extensive experience advising companies carrying out cross-border...
Pierre Dedieur
Pierre Dedieu
Part­ner
France, Neuilly-sur-Seine
Pierre has been working with CMS Francis Lefebvre Avocats since 1999 when he joined the international tax team, and became a partner in 2009.Pierre advises :on all areas of personal tax and estate planning,...
 Pierre-Sébastien Thill
Pierre-Sébastien Thill
Part­ner
Chairman of the Executive Board - Chairman of the Executive Committee CMS
France, Neuilly-sur-Seine
Germany, Frankfurt
Pierre-Sébastien Thill is an expert in international taxation. He has been Chairman of the Supervisory Board of CMS Francis Lefebvre Avocats since July 2016. He was the managing partner of CMS Francis...
Elisabeth Ashworth
Elisabeth Ashworth
Part­ner
France, Neuilly-sur-Seine
Elisabeth Ashworth joined the Tax Intelligence Department of CMS Francis Lefebvre Avocats in May 2008. She works closely with the VAT units which are made up of about 30 lawyers, of which seven partners.Former...
Picture of Mathieu Daude
Mathieu Daudé
Part­ner
France, Neuilly-sur-Seine
Mathieu Daudé is a lawyer in the International Taxation team. He advises and litigates in matters involving international, intra-group transaction issues (restructuring, transfer pricing) for French...
Christophe Aldebert
Christophe Aldebert
Part­ner
France, Neuilly-sur-Seine
Christophe Aldebert is a tax specialist with expertise in VAT matters. He works with a diverse clientele of financial institutions and mutual companies in the following areas: the VAT and indirect tax...
Frédéric Bertacchi
Part­ner
France, Neuilly-sur-Seine
Frédéric Bertacchi joined CMS Francis Lefebvre Avocats in 2006, coopted partner in 2020.Frédéric provides assistance and advice on VAT matters in the following sectors: public bodies, non-profit...
Picture of Ariane Beetschen
Ariane Beetschen
Part­ner
France, Neuilly-sur-Seine
Ariane Beetschen deals with VAT matters and other indirect taxes, in all activity areas, with an industrial and commercial dominance. She advises companies and private or public bodies in order to support...
Picture of Arnaud Gerardin
Arnaud Gerardin
Part­ner
Strasbourg Managing Partner
France, Strasbourg
France, Neuilly-sur-Seine
Member of the Hauts-de-Seine BarArnaud joined the Tax Department at CMS Francis Lefebvre Avocats in 2003 and is currently managing the office in Strasbourg.