CH hubs

Withholding Tax Adjustment: Who Qualifies and What You Get

Learn how foreign workers in Switzerland can claim a refund if they have overpaid taxes through the withholding tax adjustment process.

This scheme allows certain taxpayers to correct their tax payments and claim back money if they have paid more than they actually owe.

Who it's for

This process is designed specifically for foreigners or specific workers who are taxed at the source. In Switzerland, this system is known locally as Quellensteuer.

What you get

The primary benefit of this adjustment is a financial refund. If your total tax obligations for the year are lower than the amount already deducted from your income, you can receive back the difference.

What it costs you

While there is no mentioned fee to apply, the process requires you to invest time into your annual tax return filing. You must provide the necessary documentation to show your actual income and expenses to justify the correction.

The catch to know

A common mistake is the assumption that if tax is already being deducted from your paycheck, you do not need to do anything else. Many people miss out on refunds because they believe they are already fully compliant, but filing a formal return is often the only way to catch and reclaim overpayments.

How to apply

  1. Confirm that you are a foreign worker or subject to being taxed at the source.
  2. Gather your financial records for the year.
  3. Complete your annual tax return.
  4. Submit your filing to the Cantonal Tax Office to request the adjustment.