Tax deadlines in Valais
What are the tax return deadlines in the Canton of Valais? Here you’ll find all the key information about deadlines, extensions, and the possible consequences of late submission.
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Ordinary tax deadlines
In the Canton of Valais, the following submission deadlines apply:
- Private individuals: by March 31
- Companies: by June 30
These deadlines always refer to the tax year of the previous year.
Request deadline extension & maximum deadlines
If you are unable to file your tax return in the Canton of Valais by the regular deadline, you can request an extension. This can be done online or in writing — both for private individuals and for companies. The maximum extension applies until:
- Private individuals: December 31
- Companies: 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 a thing — we’ll handle it for you.
What happens if you file your tax return late?
If the tax return in the Canton of Valais 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 additional costs and effort, it is advisable to meet the deadlines or use the support of Taxea.ch.
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 Valais
Below you will find answers to the most important questions about tax deadlines in the Canton of Valais.
What are the deadlines for filing a tax return in the Canton of Valais?
In the Canton of Valais, tax returns are due by March 31 for private individuals and June 30 for companies. If needed, you can request an extension.
How do I request an extension of the deadline?
You can submit the application online or in writing to the Valais tax office. If you use Taxea.ch, we’ll take care of this process for you — simple and hassle-free.
Am I required to submit a tax return in Valais each year?
Yes, everyone who is taxable in the Canton of Valais — both private individuals and companies — is required to submit a tax return each year.
What happens if I file my tax return late or not at all?
In this case, the tax office can send reminders, impose 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, the deadline can still be extended even if you move away. The only requirement is to inform the tax office on time — and if you use our service, we’ll handle this for you.
