Your tax return, in good hands.
Fiduvia is a Swiss tax return assistance service. We support you in preparing your tax return, from collecting your documents through to filing it with the competent tax authority.
You simply upload your documents online. Our team checks them, prepares your return and handles the filing, securely.
A simple, human and secure service, designed to save you time and avoid mistakes.
Your file is processed within 10 working days of receiving all the required documents.
Pricing simulator
Your price in a few clicks
Tax assistance that is simple, human and fully online.
Fiduvia is a Swiss tax return assistance service, designed to simplify a process that is often long and complex.
You send us your documents directly from your client area. A member of our team reviews your file, prepares your tax return and, where the service provides for it, files it with the competent tax authorities.
Our goal is simple: to save you time, reduce the risk of errors and let you complete your return with no appointment, fully online.
A dedicated manager
Your file is assigned to a member of our team who follows it throughout the process.
Data handled with care
Your documents and tax information are processed in a secure environment and hosted in Switzerland.
Prices stated up front
You know the price of your service before you start. No hidden costs.
An end-to-end service
You upload your documents online. We handle the preparation, data entry and filing of your return.
*Indicative average time, from receipt of all documents needed to process the file.
What we do for you
Tax return
The complete annual return for employees, pensioners and the self-employed.
Move abroad
Departure abroad during the year, which results in a limited tax period.
Capital benefit
Pillar 2, pillar 3a or death-capital withdrawal, taxed separately.
Death during the year
Where a single person or a spouse dies during the year.
Tax simulation
Estimate your tax burden and the options open to you in order to optimise it.
Provisional instalments
Calculation and adjustment of your provisional tax instalments.
Your tax return in 3 steps, fully online.
Create your account
Create your Fiduvia account in a few clicks and access your secure client area. You can then choose the service that fits your situation.
Upload your information and documents
Answer the questions about your tax situation and upload your documents directly from your client area, so our team has everything needed to process your file.
We prepare and file your return
A member of our team reviews your file, prepares your tax return and checks the information provided. Once finalised, we file your return with the competent tax authorities where this is included in your service.
Clear prices, no surprises
A fixed price agreed before we start. No hidden fees.
Frequently asked questions
What is Fiduvia?
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Fiduvia is a Swiss tax return assistance service. We support individuals in preparing their tax return, fully online, with no appointment.
Which cantons is Fiduvia available in?
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Fiduvia is currently available to taxpayers in the cantons of Vaud, Fribourg and Valais.
How does Fiduvia work?
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It is simple: you create your account, answer the questions about your tax situation and upload your documents directly to your client area. Our team then reviews your file, prepares your return and files it with the competent tax authorities where this is included in your service.
What documents do I need to provide?
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The documents required depend on your situation. They may include salary certificates, bank statements, housing documents, insurance, pension, debts, professional expenses, property or other tax records.\nOur questionnaire tells you which documents your situation requires.
A question? Write to us
Describe your situation and we will get back to you within 24 working hours.
08:30 – 12:00 · 13:30 – 17:30