Refund of withholding tax in international relations
The refund of withholding tax on dividends from Swiss companies by foreign shareholders can only be made on the basis of a double taxation agreement between Switzerland and the country of residence of the claimant. In order to claim relief from withholding tax under the applicable double taxation treaty, the residence of the claimant must be confirmed by the foreign tax authorities.
Transfer of the registered office to Switzerland - A case for the old reserve practice?
The problem of old reserves has become an integral part of daily tax consulting practice in Switzerland. The corresponding problem will be examined in this article on the basis of a transfer of the registered office of a foreign company to Switzerland. Here, too, the Federal Tax Administration (FTA) initially assumed that the "old reserves" brought into Switzerland were subject to Swiss abuse practice without restriction.
Place of actual administration in the age of digitalisation & home office
Since the concept of the place of actual administration was incorporated into the law in 1951, digitisation has progressed in great strides. The author explores the question of the extent to which, in the age of home offices and video conferencing via the internet, criteria such as office space, lack of staff, lack of telephone accessibility and address redirection are still contemporary and whether the place of actual administration can still be determined geographically at all in the face of increasing mobility.
Tax relief for various countries
On April 7, 2025, the SIF updated the overview of the effects of the agreement (extent of relief) for various countries.
Switzerland and Zimbabwe sign a double taxation agreement
On March 19, 2025, Switzerland and Zimbabwe signed an agreement on the avoidance of double taxation (DTA) in the area of income taxes in Harare.
Memorandum of Understanding between Switzerland and Italy - Administrative cooperation
On March 19, 2025, the SIF reported that the competent authorities of Switzerland and Italy, in accordance with Art. 7 para. 1 of the Agreement of December 23, 2020 between Switzerland and Italy on the taxation of cross-border commuters, have defined the details of the application of administrative cooperation by mutual agreement.
Supplementary tax: Tax treatment of business units that qualify as permanent establishments
On March 18, 2025, the FTA explained the treatment of business units that are considered permanent establishments in a communication on the minimum taxation of multinational enterprise groups.
Federal Council opens consultation on change to FATCA model
At its meeting on March 7, 2025, the Federal Council opened the consultation process for a new FATCA agreement.
Federal Council opens consultation on the exchange of information on OECD minimum taxation
On January 29, 2025, the Federal Council opened the consultation on the exchange of information regarding OECD minimum taxation.
ISIS seminar folder "Gratuitous transfer of assets under tax law"
All documents from the ISIS) seminar "Gratuitous transfer of assets in tax law" from October 28, 2025 under the direction of Peter Mäusli-Allenspach in one PDF document. Case studies, detailed solution notes and slides: Here you will find all documents of the individual workshops according to the following content description.
Practical examples of cross-border issues in relation to Germany
Case studies, slides and detailed solution notes from the workshop held by Hanna Brozzo and Iring Christopeit on October 28, 2025 on the occasion of the ISIS seminar "Gratuitous asset transfers in tax law".










