The firm is mostly active in the field of taxation, whether domestic or international. This area of specialization includes, among others, services relating to:

- Income and wealth tax levied on individuals

- Corporate tax

- VAT, customs and consumption taxes

- Withholding tax and stamp tax

- Local taxes

- Ecological taxes

- Intercantonal taxation

- International taxation (double tax treaties)

- Taxation of Sport and Entertainment Business

The services offered include, without limitation, the issuance of legal consultations, the providing of tax advice, the assistance in estate planning, the issuance of legal opinion, the set up of efficient tax structures, the assistance in reorganizations, the conduct of tax audits, the obtaining of tax rulings, the conduct of tax negotiations, the assistance in tax litigation, the assistance in criminal tax law procedures, the preparation of tax returns, including VAT returns.

The Oberson firm offers numerous suggestions adapted to the specific tax situations of individuals (including, without limitation, expatriates, optimization of compensation taxation, share and stock options, pension funds and insurances, estate planning, change of domicile) and corporations (including, without limitation, corporate tax, holding status, domiciliary companies, transfer pricing, VAT, group of companies, mergers and acquisitions, spin-off).

The firm also assists its clients with respect to any necessary actions to be taken with the tax administration and the courts.