Answers
Is client data safe?
The short answer
Application and database in the EU (Frankfurt and Ireland), strict per-firm isolation (row-level security), uploaded documents only via authenticated downloads — and changes to cases and documents are logged. Privacy notice under the Swiss FADP and the GDPR.
More questions from firms
- What exactly does crosstax do?
- Do our clients need an account?
- Does crosstax run under our name?
- Where is the data?
- How are documents signed?
- Does the AI replace my team?
- Does it work with our practice software?
- Can our clients handle it?
- What does it cost?
- Who is billed?
- What exactly counts as a case?
- What happens if we go over the quota?
See crosstax on your own cases.
30 minutes with the people behind crosstax. We will show you the workflows that fit your firm — and answer your questions.

Your contact for the demo
Dr. Klaus Fuchs
All fields are required except where optional is shown.
We look forward to showing you the future of tax advisory.