Responsible for the content
Siempi AG
Gartenstrasse 6
6300 Zug
Switzerland
UID: CHE-369.093.556
Contact: Cedric Hirschi
Email: cedric@siempi.ch
Data source
The tax data is taken from the official tax calculator of the Federal Tax Administration (FTA) and its “Retrieve basic data” export (tax years 2025 and 2026). The data is provided without guarantee; details on origin, validity and accuracy are given on the “Methodology” page.
Disclaimer
The tax calculations provided on this website are for information and guidance purposes only. Despite careful checking, we give no guarantee as to the completeness, accuracy and timeliness of the information.
The calculations are no substitute for individual tax advice. Only the assessment decisions of the competent cantonal and municipal tax authorities and the applicable tax legislation are authoritative. For tax decisions, please consult a tax adviser.
To the extent permitted by law, we accept no liability for damage arising from the use of the information provided on this website.
Use
Use of the tool is free of charge and requires no registration. The data tables provided may be reused with attribution. Automated queries on a scale that impairs operation are not permitted.
Copyright
Unless otherwise stated, the content published on this website is subject to the copyright of Siempi AG. Reproduction or use of the content without express written permission is prohibited; this does not apply to the data tables referred to in the “Use” section.
Links to third-party websites
This website may contain links to external websites. We accept no responsibility for the content of linked third-party websites. At the time of linking, no unlawful content was apparent.
Last updated: October 2026