English interface
Small-store document workflow
Move from selling price and VAT to invoice, receipt and delivery note.
ReviewedLow-impact
Saves this tool's name on this device only (up to 20). No form values.
Only visible result text is included. Form fields are not read. Review sensitive values before sharing.
How to use it
- Read the scope and effective-date note before entering information.
- Enter the requested values and review any validation message.
- Check the result, assumptions and cited source before relying on it.
Important limitation
Each document remains a general business document unless its tax requirements are separately verified.
The interactive form is fully localized in English.
Reviewed 2026-08-26; next review 2027-08-26.
Core calculations, cited sources and main test cases have been reviewed within the stated scope.
Traceable review record
Site changelogReview history
This is the recorded review history available in the repository, not an inferred release history. Dates are added only when evidence is recorded.
- Current review snapshot recorded
Core calculations, cited sources and main test cases have been reviewed within the stated scope.
Method version: review-2026-08-26