Joint and several liability between spouses in tax law "So examine him who is eternally bound..."
"I'm living in separation and my ex-partner refuses to carry outstanding tax bills from our marriage. "Can the IRS require me to carry those bills on my own?" These and similar questions are common in tax consulting. The answer is "It depends." This article answers the relevant questions and analyses the differences in cantonal and municipal taxes.
Taxation of compensation payments from share certificates
This paper focuses on the income tax treatment of income from investments in classical index and basket certificates from equities. The focus is on the view of the investor resident in Switzerland who holds the products as part of her private assets.
Taxation of spouses in international relations
An "international" spouse relationship from a tax law perspective exists if only one spouse is subject to unlimited tax liability in Switzerland, while the other spouse has no or only limited tax liability in Switzerland. It must also be a legally and factually unseparated marriage. The taxation of such "international" spousal relationships is opposed by the addition of factors as prescribed by law. However, according to the established case law of the Federal Supreme Court, the latter - unlike in intercantonal relations - cannot create any tax liability in Switzerland.
The unsuccessful move from Binningen to Wollerau - The location of the parking spaces for a Maserati and a Ferrari must be taken into account when determining tax residence
In its ruling of 19 September 2019 (2C_170/2019), the Federal Supreme Court had to judge an unsuccessful move from Binningen to Wollerau. It confirmed the ruling of 14 November 2018 of the Basel-Landschaft Cantonal Court (810 18 59).
FTA publishes interest rates for direct federal tax 2023
On October 13, 2022, the Federal Tax Administration (FTA) published the - unchanged - interest rates for the 2023 direct federal tax:
Tax justice initiative has come to fruition
The federal popular initiative "For individual taxation independent of civil status (tax justice initiative)" submitted on September 8, 2022, has formally come into effect.
FTA - Circular on professional expense allowances and remuneration in kind 2023 / Compensation for the consequences of the cold progression in direct federal tax for the tax year 2023
On September 21, 2022, the FTA published the circular "Professional expenses lump sums and remuneration in kind 2023 / Compensation of the consequences of the cold progression in the direct federal tax for the tax year 2023".
FTA - Compensation for cold progression: adjustment of rates and deductions
To offset the consequences of cold progression, the Federal Department of Finance (FDF) is adjusting the rates and deductions for direct federal tax from the 2023 tax year:
Withholding tax: application of the limitation periods for refunds
On September 13, 2022, the FTA published a notice regarding limitation periods for the claim for refund of withholding tax in case of informal rejection (without issuance of a formal decision) of refund applications.
FTA publishes circular regarding the refund of withholding tax on lump-sum pension benefits in relation to Italy
On August 12, 2022, the Swiss Federal Tax Administration (FTA) published the circular "Explanatory notes on the refund of withholding tax on lump-sum pension benefits to recipients resident in Italy".
Taxation of board of directors and foundation board fees
Case studies and detailed solutions from Laetitia Fracheboud and Olivier Margraf. This workshop was part of the ISIS seminar "Pensions and Insurance" on September 22 and 23, 2025.
Capital withdrawals from pension plans (incl. partial withdrawals)
Case studies and detailed solutions from Stefan Oesterhelt and Sirgit Meier. The workshop was part of the ISIS seminar "Pensions and Insurance" on September 22 + 23, 2025.
Tax law challenges for partnerships (2025)
Workshop by Susanne Schreiber and Toni Hess on the occasion of the ISIS) seminar on June 02 + 03, 2025 with the title "Tax law challenges of partnerships"
ISIS) seminar folder "The world of work on the move: tax and social security challenges (2025)"
All documents from the ISIS) seminar "The world of work on the move: tax and social security challenges" held on May 22, 2025 under the direction of Petra Caminada in one PDF document. Case studies, detailed solution notes and slides: Here you will find all documents from the individual workshops according to the following content description.
