Income tax / Basel-Stadt

Income tax in Basel-Stadt

Tax year 2026 · Data updated 14 Nov 2026 · Source: ESTV, BSV

Of a gross salary of CHF 100’000, a single person without children in Basel has CHF 6’234 left a month. Income tax and social contributions take 25.2% of the salary, which puts Basel 17th among the 26 cantonal capitals.

The figures are for employees who file a tax return in Basel-Stadt: Swiss citizens and C permit holders. With a B or L permit you pay withholding tax: net salary in Basel-Stadt.

Gross salary and what's left in Basel

Gross salary per yearSingleMarried, 2 children
CHF 60’0004’00419.9%4’49010.2%
CHF 80’0005’11523.3%5’90111.5%
CHF 100’0006’23425.2%7’08715.0%
CHF 120’0007’35326.5%8’25817.4%
CHF 150’0008’99728.0%9’98520.1%
CHF 200’00011’70329.8%12’76823.4%

The table shows what is left per month in Basel and, below it, the share of the salary that goes to income tax and social contributions. We assume one salary per household, no church tax and no pillar 3a payment, and the children are 6 and 10.

How Basel-Stadt calculates the tax

  • The canton's multiplier is 50% of the simple tax. Communes add between 37.5% and 50%, and Basel adds 50%.
  • Married couples and single parents have a lower tariff of their own.
  • Two children lower the income tax of a married couple with a salary of CHF 100’000 in Basel by CHF 4’753 a year.
  • On a salary of CHF 100’000 in Basel, church members pay another CHF 1’032 of church tax a year, Roman Catholics and Protestants alike.
  • Paying the pillar 3a maximum of CHF 7’258 on a salary of CHF 100’000 saves CHF 1’964 of tax in Basel.

Deductions for employees in Basel-Stadt

  • Professional expenses on a CHF 100’000 salaryCHF 4’200
  • Commuting, maximumCHF 3’200
  • Meals away from home, maximumCHF 3’200
  • Childcare per child, maximumCHF 26’000
  • Second-earner deduction on a second salary of CHF 50’000CHF 1’100

These amounts apply to cantonal and communal tax in Basel-Stadt. For federal tax the same employee deducts CHF 2’681 for professional expenses, up to CHF 3’300 for commuting, up to CHF 25’800 for childcare per child and CHF 14’100 for the second earner.

  • A married couple with salaries of CHF 100’000 and CHF 50’000 pays CHF 18’787 of income tax a year in Basel and has CHF 9’644 left a month.
  • The flat CHF 4’200 in Basel-Stadt covers all professional expenses, commuting and meals included. You deduct your real costs only if together they are higher than the flat amount.

The 3 communes of Basel-Stadt

On a gross salary of CHF 100’000, a single person pays CHF 11’282 of cantonal and communal tax a year in Bettingen and CHF 12’894 in Basel. The difference is CHF 1’612 a year. Basel is number 3 of 3 communes.

CommuneMultiplierTax per year
Bettingen37.5%11’282
Riehen40%11’605
Basel50%12’894

Basel compared with other capitals

In Bellinzona you keep CHF 20 more a month, in St. Gallen CHF 40 less. The deductions of every canton are in the table of deductions for employees. For the self-employed: sole proprietors in Basel-Stadt.

Calculate your case in Basel-Stadt

CHF

Everything your employer pays before deductions, with the 13th salary and bonus.

The pension fund contribution depends on age.

Basel · Basel-Stadt

Marital status
Children under 18
0
Pillar 3a payment
More options
CHF

Season ticket or car costs for the way to work. Federal tax accepts up to CHF 3’300, and most cantons have their own limit.

CHF

CHF 15 per working day if you can't eat at home, at most CHF 3’200 a year. Half of that if your employer pays part of the meal.

CHF

Leave empty to use the assumption of the federal tax calculator: CHF 4’560 per adult and CHF 1’200 per child.

Left per month

CHF6’234
Per year CHF 74’805Tax and contributions 25.2%
17%

Set aside 17% of your net salary for income tax. Your employer doesn't deduct this tax. The bill follows your tax return.

A pillar 3a payment of CHF 7’258, the most you can deduct, would lower your tax by CHF 1’964.

Where your salary goes

  • Left for youAfter income tax and social contributions74’80574.8%
  • Cantonal and communal taxBasel, Basel-Stadt12’89412.9%
  • Federal taxDirect federal tax, the same everywhere in Switzerland1’6881.7%
  • AHV / IV / EO and ALVOld age, disability and income loss 5.3%, unemployment insurance 1.1%6’4006.4%
  • Pension fundLegal minimum for your age. Your pension fund may charge more.3’2133.2%
  • Accident insuranceNon-occupational accidents, estimated at 1%1’0001.0%
  • Gross salary per year100’000100%

Of the next CHF 1’000 of salary, CHF 657 is left for you.

Income tax in detail

CantonFederal
Net salary89’38789’387
Professional expenses, flat rate-4’200-2’681
Insurance premiums-4’200-1’800
Personal deduction-19’5000
Taxable income61’48784’906
Federal tax1’688
Cantonal tax, multiplier 50%6’447
Communal tax, multiplier 50%6’447
Income tax per year14’582

Same salary in every canton

Left per month if you live in the cantonal capital.

  • 1Zug6’961
  • 2Schwyz6’777
  • 3Appenzell Innerrhoden6’596
  • 4Nidwalden6’509
  • 5Obwalden6’508
  • 6Uri6’499
  • 7Lucerne6’491
  • 17Basel-Stadt6’234

This is an estimate and doesn't replace tax advice. It covers your salary only. Other income, wealth tax and deductions that aren't listed above are left out. Your pension fund sets your real contribution, and your tax office sets the final tax.

Left per monthCHF6’234