Question 1

How do I use the Swiss corporate tax calculator?

Accepted Answer

Enter the company's taxable profit in CHF and select the canton where it is incorporated. The calculator instantly shows the combined effective corporate income tax rate, the estimated total tax liability, net profit after tax, and the saving versus Bern (the reference high-rate canton). The breakdown separates the federal component from the cantonal and municipal component.

Question 2

What does the combined effective rate in the calculator include?

Accepted Answer

The combined rate includes all three layers of Swiss corporate income tax: the federal direct tax (~7.83% effective pre-tax, based on the 8.5% statutory rate adjusted for deductibility of the tax itself), the cantonal income tax, and the municipal multiplier (Gemeindesteuerfuss). Rates are based on the main commercial municipality in each canton. The calculator does not include capital tax, VAT, or the effects of tax reliefs such as the participation exemption or patent box.

Question 3

Which Swiss canton has the lowest corporate tax rate?

Accepted Answer

Zug has among the lowest combined effective corporate income tax rates at 11.85%, based on 2024 effective rates. Nidwalden follows at 11.97%, and Lucerne at 12.32%. The calculator displays all 26 cantons ranked from lowest to highest so you can compare jurisdictions side by side.

Question 4

What is the difference between the cantonal rate and the federal rate?

Accepted Answer

The federal corporate income tax rate is fixed at 8.5% statutory (approximately 7.83% effective pre-tax) and is the same in all 26 cantons. The cantonal rate is set independently by each canton and is the main planning variable. In Zug, the cantonal and municipal layer adds approximately 4.02 percentage points to the federal effective rate to reach the combined 11.85%. In Bern, the cantonal/municipal layer adds approximately 12.71 percentage points.

Question 5

How does the municipality within a canton affect the tax rate?

Accepted Answer

Within each canton, individual municipalities apply a communal multiplier (Gemeindesteuerfuss) to the basic cantonal tax. The calculator uses the rate for the main commercial municipality in each canton. Choosing a different municipality within the same canton can result in a slightly higher or lower combined rate. For example, within Zug canton, the city of Zug itself and smaller municipalities such as Baar or Steinhausen have slightly different effective rates due to their communal multipliers.

Question 6

What is a tax ruling and can I get one from the Zug tax authority?

Accepted Answer

A tax ruling (Steuerruling or Vorbescheid) is a binding written confirmation from the cantonal tax authority on how a specific transaction or structure will be taxed. In Zug, the cantonal tax authority (Kantonales Steueramt Zug) grants rulings on planned corporate structures, holding arrangements, and related-party transactions. Goldblum & Partner prepares ruling applications as part of tax structuring mandates. A ruling provides legal certainty before implementing a structure.

Question 7

How stable are Swiss corporate tax rates from year to year?

Accepted Answer

Swiss corporate income tax rates are among the most stable in the world. The federal rate has not changed significantly in decades. Cantonal rates change infrequently — most changes follow major structural reforms such as the 2020 STAF (Swiss Tax Reform and AHV Financing). Zug is a case in point: its 2024 baseline combined rate of 11.85% eased to roughly 11.71% for 2026 as communal multipliers were adjusted — a small move. The main source of change is exactly this periodic adjustment of communal multipliers.

Question 8

Does the calculator account for the participation exemption?

Accepted Answer

No. The calculator shows headline combined effective rates without any tax relief adjustments. The participation exemption (DBG Art. 69–70) can effectively eliminate corporate income tax on dividends and capital gains from qualifying shareholdings (ownership ≥10% or FMV ≥CHF 1M, held ≥12 months). A holding company in Zug utilising the participation exemption may achieve an effective rate well below 1% on dividend income — but this requires specific structuring advice.

Question 9

What is the effective tax rate for an IP holding company in Zug?

Accepted Answer

An IP holding company in Zug can benefit from multiple overlapping reliefs: the 11.85% headline combined rate, the patent box (up to 90% reduction on qualifying net IP income under StHG Art. 24a–24b), and the R&D super-deduction (up to 150% of qualifying R&D costs, StHG Art. 25a). The combined benefit is capped at 70% of cantonal taxable profit. The effective rate depends on the mix of IP income and regular income and should be modelled with a tax adviser.

Question 10

How do I compare Switzerland with other European jurisdictions?

Accepted Answer

Zug's 11.85% combined rate compares favourably with UK (25%), Germany (approximately 30% combined), France (approximately 25%), and Netherlands (25.8%). Ireland's 12.5% headline rate is comparable, but Swiss rates apply without substance requirements for most standard holding and operating structures. For groups exceeding EUR 750M revenue, the OECD Pillar Two 15% minimum tax applies — Switzerland implemented QDMTT from 1 January 2024.

Question 11

How is the dividend tax calculated for shareholders of a Swiss AG?

Accepted Answer

When a Swiss AG (corporation) distributes a dividend, a 35% federal withholding tax (Verrechnungssteuer) is deducted at source. Swiss resident shareholders reclaim the full 35% via their personal tax return. Foreign shareholders recover the tax to the reduced rate under the applicable double taxation treaty (typically 5%–15% for corporate shareholders, 15% for individuals under the standard OECD model). For qualifying corporate shareholders using the participation exemption, the effective income tax on dividend receipt at the holding company level may be near zero.

Swiss corporate tax calculator.
All 26 cantons. 2024 effective rates.

Swiss corporate tax calculator
all 26 cantons, 2024 effective rates

Corporate Tax Range Across Switzerland

All 26 cantons ranked by rate
lowest to highest combined effective rate

What the calculator shows
and what it does not

Frequently asked
questions

Related guides

Official Sources

Ready to incorporate
in Switzerland?

Swiss corporate tax calculator.All 26 cantons. 2024 effective rates.

Swiss corporate tax calculatorall 26 cantons, 2024 effective rates

Corporate Tax Range Across Switzerland

All 26 cantons ranked by ratelowest to highest combined effective rate

What the calculator showsand what it does not

Frequently askedquestions