Insights on AI tax accuracy and review
Writing about the parts of this that are hard: what an accuracy number is worth, why refusing is difficult to build, and what a system has to record before anyone thinks to ask.
October 2026: TaxOrch for Germany and Belgium
XRechnung and ZUGFeRD e-invoices, DATEV export, GoBD support, German and Belgian VAT returns prepared, German and Belgian income tax, and the app in German, French and Dutch. What was added, and what it does not do yet.
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- accuracyevaluation3 min
What an accuracy number is worth
Almost every accuracy figure in AI marketing is unfalsifiable. Here is the short test for telling the ones that mean something from the ones that do not — and what it implies about how a system should be built.
3 September 2026
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Everything here states what it does not cover.
A guide that applies to one country and one tax year says so at the top, and cites the section it relies on. Read one before you decide whether any of this is for you.
Decision support, not tax advice. A professional reviews before anything is filed.