Withholding tax canton of Aargau 2026
Calculate withholding tax in the canton of Aargau — by tariff code, number of children and church tax, with the official FTA tariffs 2026.
| Effective tax rate | 8.4% |
| Withholding tax per year | CHF 6'552.00 |
| Net salary per month | CHF 5'954.00 |
Tariff code A0N · monthly gross salary as the basis
Withholding tax in the canton of Aargau
Aargau lies between Zurich, Basel, Bern and Lucerne and is a popular canton of residence and commuting. For withholding tax the monthly model applies, the tariffs come with and without church tax. Aargau’s solid mid-table tax level translates into moderate, well-predictable rates.
Key facts 2026
| Calculation model | monthly model |
| Church tax | with and without church tax |
| Tariff codes | A, B, C, H |
| Example: CHF 6'000/month (single) | CHF 462 (7.7%) |
| Example: CHF 8'000/month (single) | CHF 824 (10.3%) |
| Example: CHF 10'000/month (single) | CHF 1'260 (12.6%) |
Withholding tax in Aargau in practice
Aargau is the classic commuter canton of German-speaking Switzerland: from Baden, Aarau or Rheinfelden, Zurich, Basel and Bern are all quickly reachable. A large share of its residents taxed at source work outside the canton — the Aargau tariff nonetheless applies. Industry in the Fricktal and along the Limmat also employs many B-permit specialists.
What the tariff code changes in Aargau
CHF 8'000 gross salary per month in the canton of Aargau, six family situations — under the AG tariff 2026:
| Situation | Code | Withholding tax |
|---|---|---|
| Single, no children | A0N | CHF 824.00 |
| Married, single earner, no children | B0N | CHF 456.00 |
| Married, single earner, two children | B2N | CHF 208.00 |
| Married, dual earners, no children | C0N | CHF 776.00 |
| Married, dual earners, two children | C2N | CHF 568.00 |
| Single parent, one child | H1N | CHF 368.00 |
Spread in Aargau: CHF 456 per month at an identical salary — CHF 5'472 over a year. Check the code on your payslip.
How the rate climbs with the salary
Single, no children, tariff A0N, canton of Aargau:
| Gross salary / month | Rate | Withholding tax |
|---|---|---|
| CHF 4'000 | 4.6% | CHF 184.00 |
| CHF 6'000 | 7.7% | CHF 462.00 |
| CHF 8'000 | 10.3% | CHF 824.00 |
| CHF 12'000 | 14.2% | CHF 1'704.00 |
| CHF 16'000 | 17.3% | CHF 2'768.00 |
The salary quadruples; withholding tax in Aargau rises from CHF 184 to CHF 2'768 — the rate from 4.6% to 17.3%.
Aargau against the other cantons
At CHF 8'000 gross per month (single, no children, no church tax), Aargau sits at rank 7 of 26, counting from the cheapest canton to the most expensive.
- Cheapest canton: Zug at CHF 338.40 per month (CHF 486 less than in Aargau)
- Most expensive canton: Neuchâtel at CHF 1'234.40 per month (CHF 410 more than in Aargau)
- Aargau: CHF 824.00 per month, or CHF 9'888 a year.
Every canton side by side: withholding tax comparison. Paid too much? A tariff correction or subsequent ordinary assessment with the Aargau tax administration runs until 31 March of the following year — the guidewithholding tax or ordinary assessment explains how.
Frequently asked questions
Under which model is withholding tax calculated in the canton of Aargau?
The canton of Aargau calculates under the monthly model. The tariffs include cantonal, municipal and federal tax and are published with and without church tax. The gross salary is decisive; for your salary, use the calculator above.
How high is withholding tax in Aargau at CHF 8'000 per month?
A single person without children pays in Aargau, at CHF 8'000 gross monthly salary, about CHF 824 withholding tax (10.3% effective). With children, married or with church tax the rate shifts — the calculator above shows your case.
Is withholding tax in Aargau cheaper than in the neighbouring cantons?
Against the central cantons — the city of Zurich or Basel-Stadt — generally yes; against Central Switzerland, no. As the tariff includes the cantonal tax, the Aargau burden sits in the same mid-table as the ordinary tax.
Does my out-of-canton employer have to apply the Aargau tariff?
Yes. Your canton of residence governs withholding tax; the employer must apply that canton's tariff and remit the tax there, wherever the company is based. So report every change of address to them without delay.
Ordinary income tax in the canton of Aargau: tax calculator Aargau. Social-security contributions on the salary: salary calculator. All cantons:withholding tax calculator.
Sources: 2026 withholding-tax tariffs:FTA / tax administration of the canton of Aargau. The tariff content is the canton's responsibility. Methodology: methodology.
Last updated: 13.07.2026 · 2026 data