How the calculations and visualizations are generated.
Switzerland has a unique federalist tax system with three levels of taxation: federal (Confederation), cantonal, and municipal. Each of the 26 cantons has its own tax law, and approximately 2,120 municipalities can set their own tax multipliers.
All cantons levy a comprehensive income tax covering employment income, self-employment, pensions, investment income, and property income. For married couples, the Swiss system uses global family taxation — the incomes of both spouses living in the same household are combined. Income tax rates are progressive in most cantons, meaning higher incomes face higher tax rates, though the exact brackets and progressivity vary significantly between cantons.
Switzerland is one of the few countries with a wealth tax on individuals. All cantons and municipalities tax net wealth (total assets minus debts) including property, securities, bank accounts, vehicles, and business assets. Personal household items are exempt. Wealth tax is assessed annually on December 31st. Tax-free thresholds vary widely between cantons (CHF 51,000 to CHF 402,000 for married couples).
Taxpayers can deduct professional expenses, social insurance contributions (AHV/IV/EO/ALV), pension contributions (2nd and 3rd pillar), debt interest, and insurance premiums. Social deductions for married couples, single parents, children, and dependents also apply but vary significantly between cantons.
The total tax bill is calculated using the following formula:
Example: If the Base Tax is CHF 100, the Cantonal Multiplier is 100%, and the Municipal Multiplier is 119%, the total tax is CHF 219.