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AI assistant from DATEV for German professional practices that drafts text, analyzes documents and supports research; the license is free.
GenIA-L by Stollfuß AI features, pricing and GDPR (October 2026)
Tax AI from Bonn publisher Stollfuß that draws on more than 1.3 million documents and drafts client letters, opinions and checklists.
Per user
Pricing: Per user
Three-month trial for a one-time 99 euros for the first user and 30 euros each for users two to ten, plus VAT, ending automatically; afterwards an annual subscription whose price the landing page does not state, as of September 2026.
What is GenIA-L by Stollfuß?
GenIA-L is the AI assistant of German tax publisher Stollfuß for tax advisers and in-house tax staff. It answers questions with sources from the Stollfuß Steuerrecht Premium database and drafts client letters, opinions, checklists and summaries.
GenIA-L is integrated into the Stollfuß online portal. It has full access to the Stollfuß Steuerrecht Premium database with more than 1.3 million documents. These include commentaries, journals and handbooks as well as laws and rulings from juris. The chat supports voice control and exports, asks clarifying questions when a request is unclear and is designed for international topics such as VAT or cross-border services. Stollfuß markets PromptPerfection, which rewrites queries so users need no prompting skills. The publisher, Lefebvre Stollfuß in Bonn, is a branch of Lefebvre GmbH and part of the Lefebvre Sarrut group.
GenIA-L by Stollfuß AI features and use cases
- Answers tax questions with sourcesGenIA-L answers tax questions in a chat and cites the documents it used from the Stollfuß database and juris. Tax staff can verify each statement in the underlying commentary or ruling before using it for a client.
- Drafts client letters and opinionsThe assistant creates client letters, tax opinions, advisory guides and checklists within seconds, and the vendor claims time savings of up to 99 percent on such documents. Advisers start from a structured draft and spend their time on the review.
- Improves queries without prompting skillsPromptPerfection automatically optimizes the user's question before it is answered, and the assistant asks clarifying questions when a request is unclear. Staff without experience in writing prompts still get precise answers, which helps when rolling the tool out across a firm.
What sets GenIA-L by Stollfuß apart
- Draws on more than 1.3 million documents from Stollfuß Steuerrecht Premium plus juris legal sources.
- Puts the emphasis on drafted output such as client letters, opinions and checklists alongside answers to questions.
- Offers a paid three-month trial for 99 euros that ends automatically without converting into a subscription.
Where GenIA-L by Stollfuß is strongest
GenIA-L comes from the Bonn legal publisher Stollfuß and uses its German tax law database with commentaries, journals and legal sources from juris.
Questions to ask before you buy GenIA-L by Stollfuß
GenIA-L covers German tax law, so it fits firms and tax departments working on German cases. The landing page shows only the trial price, so ask for the annual subscription price per user. Where data is processed and which language model is used were not stated on the page in September 2026. Request this information and the data processing agreement before entering client data.
Using GenIA-L by Stollfuß in the EU: GDPR and AI Act
- Data locationNot published by the vendor.
- Data processing agreementNot published by the vendor: ask for one (Art. 28 GDPR).
- EU AI ActCheck whether the AI prepares decisions about people. If not, the high-risk rules usually do not apply. The high-risk obligations apply from December 2, 2027 (Digital Omnibus).
General information with sources, not legal advice.
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Questions about GenIA-L by Stollfuß
What does GenIA-L cost?
Stollfuß offers a three-month trial for a one-time 99 euros for the first user and 30 euros each for users two to ten. The trial ends automatically, and the annual subscription price was not shown on the landing page in September 2026.
Which sources does GenIA-L use?
GenIA-L accesses the Stollfuß Steuerrecht Premium database with more than 1.3 million documents, including commentaries, journals and handbooks, plus laws and rulings from juris.
What can GenIA-L draft?
Stollfuß names client letters, tax opinions, advisory guides, checklists and summaries. Results can be exported.
GenIA-L by Stollfuß update historyno updates yet
No changes recorded for GenIA-L by Stollfuß yet.
Changes the vendor made and confirmed user reports, each checked against the vendor's own pages. We review every tool monthly.
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