Tax deadlines in Schaffhausen

When do you need to file your tax return in Schaffhausen? On this page, you’ll learn everything about deadlines, how to extend them, and what happens if you miss them.

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Ordinary tax deadlines

In the Canton of Schaffhausen, the following submission deadlines apply:

  • Private individuals: by March 31
  • Companies: by September 30

These deadlines apply to the tax year that ended in the previous year.

Request deadline extension & maximum deadlines

If you cannot file your tax return in the Canton of Schaffhausen by the ordinary deadline, you have the option of requesting an extension. The application can be submitted online or in writing to the tax office — both for private individuals and companies. The maximum extensions are:

  • Private individuals: until November 30
  • Companies: until December 31

Note: Depending on the canton, fees may be charged for an extension.
Good to know:
If you book through Taxea.ch, the deadline extension is automatically included. You don’t have to worry about anything — we’ll take care of it for you.

What happens if you file your tax return late?

If the tax return in the Canton of Schaffhausen is submitted late without an extension, the following consequences may occur:

  • The tax office issues a reminder
  • Reminder fees or fines may be imposed
  • In certain cases, a discretionary tax assessment may be carried out

To avoid costs and additional effort, it is advisable to submit your tax return on time or use our service.

Different deadlines for special cases

Depending on your situation, different deadlines and specific tax rules may apply. For example, this may be the case in situations such as:

  • Moving to Switzerland from abroad
  • Moving from Switzerland to another country
  • Death during the tax year
  • Starting or ending self-employment
  • Establishing, restructuring, or liquidating a company

In such cases, it is advisable to clarify with the relevant tax authority directly or seek support from a tax specialist to ensure compliance with deadlines and obligations.

Frequently asked questions about tax deadlines in Schaffhausen

Below you will find answers to the most important questions about tax deadlines in the Canton of Schaffhausen.

What are the deadlines for filing a tax return in the Canton of Schaffhausen?

In the Canton of Schaffhausen, both private individuals and companies must submit their tax return by March 31. If needed, you can request an extension.

How do I request an extension of the deadline?

The application can be submitted online or in writing to the Schaffhausen tax office. If you book through Taxea.ch, we will automatically handle the extension for you.

Do I have to file a tax return in Schaffhausen every year?

Yes, all taxable persons and companies in the Canton of Schaffhausen are required to file a tax return annually.

What happens if I file my tax return late or not at all?

The tax office can send reminders, collect reminder fees or fines and carry out a discretionary assessment.

Can I also apply for an extension of the deadline if I move away?

Yes, an extension remains possible even if you move away. The only requirement is to inform the tax office in good time — and if you use our service, we’ll handle this for you.

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