LAWYER PROFILE
Xavier Oberson

Xavier Oberson

Global 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by OBERSON ABELS SA

Practice Areas

Swiss and international tax law

Taxation of individuals

Corporate tax law

Taxation of public authorities

Taxation of sport and art

Ecotax

Tax litigation

Criminal tax law

Tax reforms

Philanthropy

Art law

Career

Xavier Oberson is Professor of Swiss and International Tax Law at the University of Geneva since 1994. Professor Oberson also practices as an attorney-at-law, is a member of the Geneva bar since 1987, partner of OBERSON ABELS SA, in Geneva, Switzerland. In this context, he advises private clients, corporations or public institutions, notably in tax matters.

He is active in various associations, expert committees and foundations. In this context, he regularly drafts legal opinions, collaborates on various tax reforms and takes part in Parliament sessions.

In addition, he is Vice-President of the Board of the Foundation of Montreux Jazz Festival, President of the Montreux Jazz Artists Foundation and President of the Board of the Foundation of the Grand Théâtre de Genève (Geneva opera).

Professional Memberships

Geneva Bar Association

Swiss Bar Association

International Bar Association

International Fiscal Association (former member of the Permanent Scientific Committee)

European and Swiss Association of Tax Law Professors

Honorary Member of Ordre romand des experts fiscaux (OREF)

International Academy of Estate and Trust Law (member of the Tax Committee)

Society of Trust and Estate Practitioners (STEP). Honoured with Geoffrey Shindler Award for Outstanding Contribution to the Profession at the STEP Private Client Avards 2012/2013

Union des intérêts de la place financière lémanique (UIPF)

Member of the Board of Genève Place Financière

Legal 500 Leading Individual since 2012

Chambers Review

Provided by Chambers

Chambers Global Guide

Tax - Switzerland

Senior Statesperson
Senior Statespeople

Individual Editorial
Xavier Oberson offers longstanding expertise handling corporate tax and representing clients in tax disputes. His client roster comprises corporates, private clients and public authorities.

Strengths

Provided by Chambers

  • Xavier Oberson is a titan of Swiss tax law and his service delivery is fantastic.

    TaxChambers Global Guide
  • Xavier Oberson combines his professional and advisory roles well, and is very knowledgeable about tax authority views across different cantons.

    TaxChambers Global Guide

Ranked Individuals at OBERSON ABELS SA (4)

Switzerland

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership