We know that completing your tax return is often complex and time-consuming. That's why we make it as easy as possible for you - now for only 90 instead of 180 francs*!
Take the opportunity to have your tax return completed stress-free by our experts and minimize your tax burden. Make your first step towards your ideal tax situation with a free and non-binding request!
More than 20'000 CLARK customers already ★★★★★
We offer you the certainty that your tax return will be processed carefully and correctly. Our expertise makes the process easier for you and ensures that you achieve the highest possible tax savings.
You can upload your tax documents conveniently and securely in our user-friendly customer portal. Take advantage of the benefits of digitization to complete your tax return quickly and easily.
We use advanced encryption technologies to ensure that your sensitive tax data is protected at all times. Trust us to maintain the highest standards of data protection to provide a secure and reliable environment for your tax return.
Our professional approach guarantees precise and well thought-out processing of your tax return. Thanks to our experts with various specializations and areas of expertise, we can provide you with competent and appropriate advice.
Prepare for a hassle-free tax process! Submit your request, upload your documents and sit back. Our experts will take care of the thorough review, preparation and optimization of your tax return - all to provide you with the best possible service.
Get a free quote nowSubmit a request
Start the process by submitting a no obligation request here. Include relevant information to get the best service for your needs.
Document upload
Upload your tax-relevant documents, such as proof of income, receipts and other required documents, securely and conveniently to our customer portal.
Expert review & clarification
Our experienced tax experts will check the documents you submit. If anything is unclear or information is missing, we will contact you directly.
Preparation of the tax return
Based on the verified information, we prepare your tax return quickly and correctly. Our goal is to maximize all possible tax benefits.
Return of the tax return
You will receive your completed tax return back. We will give you clear explanations on possible optimizations. We will be happy to answer any questions and make adjustments.
| Do it yourself | Have it done by the CLARK experts | |
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| Complete & error-free completion |
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| Consider individual life situation |
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| Observe current case law |
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| Taking the latest developments into account |
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| Get the most out of your tax return |
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| Timely submission or extension of the deadline |
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| Data check before submission |
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| Little time required |
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Over 20'000 customers already trust CLARK and rely on our tax expertise.
Find out what our customers say about CLARK.
Here you will find answers to the most frequently asked questions about our services. Whether it's about the tax return process, data protection concerns or customer support - we have compiled the most important information for you. If your question is not answered here, don't hesitate to contact us. We're here to help you and make the process as transparent and stress-free as possible.
*Refers to the processing price of a tax return for private individuals as new customers. The processing price for a single person starts from CHF 90 (instead of CHF 180) and for a married couple from CHF 110 (instead of CHF 220). An additional CHF 40 per property (instead of CHF 80). The prices quoted apply only to private individuals and new customers. Valid for the period from 01.02.2025 to 31.03.2025.