• "The lawyers are responsible and in full control of our matters."


    Client in Chambers Europe 2015

  • "The team is noted for ist tax-efficient structuring of cross-border transactions."


    Legal 500 2017

  • "The team always sees Swiss tax questions in the context of cross-border fact patterns; the firm is very experienced in this."


    Client in Chambers Europe 2018

  • "This growing tax team is increasingly seen as one of the strongest groups in Switzerland."


    Chambers Europe 2013

  • "The team has an excellent reputation with the tax authorities."


    Client in Chambers Europe 2013

  • "Expertise in negotiating international tax treaties and experience in dealing with tax authorities."


    Chambers Europe 2015

  • "Often represents clients from the financial services sector."


    Chambers Europe 2016

  • "They have top-notch experts for all aspects of corporate and tax law and maintain a wide network of contacts."


    Client in Chambers Europe 2018

  • "Very good industry knowledge."


    Tax Directors Handbook 2013

  • "Especially known for the tax-efficient structuring of cross-border investments and M&A."


    Legal 500 2016

  • "A top-quality tax department for high-end international transactions and planning matters."


    Legal 500 2018

  • "Provides wide geographical coverage in Switzerland"


    Chambers Europe 2016

  • "Adept at handling international tax matters."


    Chambers Europe 2015

  • "Excels at corporate tax but also handles finance and private client issues."


    Tax Directors Handbook 2014

  • "The team is able to complete complex mandates in a prompt and efficient manner."


    Client in Chambers Europe 2015

  • "A strong choice for transactional tax mandates."


    Chambers Europe 2015

  • "Talented bench with particular strength in tax issues relating to restructuring and M&A."


    Chambers Europe 2016

  • "Well-regarded practice based across Zurich, Geneva, Lugano and Zug."


    Chambers Europe 2015

  • "Professional, responsive."


    Tax Directors Handbook 2013

  • "Especially expert in the structuring of tax-efficient cross-border investments."


    The Legal 500 2015






Our tax team advises and represents our Swiss and international clients on all matters related to direct and indirect taxes, customs duties, and other levies.


We act for corporations and individuals, financial institutions, institutional and private investors, partnerships, trusts, estates, and foundations. We aim to provide our clients with optimal and stable solutions tailored to their needs within the framework of domestic and international fiscal laws and treaties.


We rely on our excellent working relationship with tax experts in other jurisdictions and with representatives of the Swiss federal, cantonal and municipal tax authorities to provide comprehensive tax planning solutions to our clients. Our tax team works together with our other practice groups to address seamlessly all issues facing our clients in specific transactions and their day-to-day business.


  • General business and transaction structuring
  • Corporate and individual tax planning
  • Double taxation issues
  • Financial institutions and products
  • Executive compensation
  • Family wealth and estate planning
  • Indirect taxes






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Deals & Cases

Bär & Karrer Advises Novartis and Alcon on the Spin-off of Alcon more »
Bär & Karrer Advises Primeo Energie and CSA Energie-Infrastructure Schweiz in Aquisition from Elétricité de France of 25% Interest in Alpiq more »
Bär & Karrer Advises DSV on Public Exchange Offer for Panalpina more »
more deals & cases


Swiss Federal Supreme Court Renders Decision on Tax Neutrality of a Holding Company Demerger
Reinarz Peter,

Kluwer International Tax Blog, April 2019

The Swiss Tax Case on Short Sales cum Dividend
Reinarz Peter,

in: Derivatives & Financial Instruments, 2019 (Volume 21), No. 2, March 2019

Download »
Nicht steuerneutrale Spaltungen: Unterschiedliche Behandlung von ein- und zweistufigen Spaltungen
Schreiber Susanne / Stefan Oesterhelt,

in: IFF Forum für Steuerrecht (2019/1) – Universität St. Gallen

more publications

Speaking Engagements

Steuerliche Behandlung von Spenden
Opel Andrea,

Referat, Stiften und Spenden, 6. Basler Stiftungsrechtstag, Universität Basel in Zusammenarbeit mit Center for Philantrophie Studies (CEPS), 29. März 2019, Basel

Immobilienbesteuerung - Eine Auslegeordnung
Opel Andrea / Bader Daniel,

Impulsreferat,  Mitgliederversammlung, IFA (International Fiscal Association), 7. Februar 2019, Bern

Einführung ins Gemeinnützigkeitssteuerrecht
Opel Andrea,

Referat, CAS Nonprofit Governance & Leadership 2019, Center for Philanthropy Studies (CEPS), Universität Basel, 9. April 2019, Sigriswil

more speaking engagements