errorHUnav
HU-R-004:Hungarian VAT code required
NAV requires Hungarian-specific VAT category codes.
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Upload and Answer QuestionsWhy This Error Matters
NAV uses specific VAT categorization.
How to Fix It
1
Map VAT
EN16931 to Hungarian category
2
Add code
AAM, TAM, etc.
Technical Details
XPath: Extension for NAV VAT codeCommon Causes
- Missing Hungarian VAT code
- Wrong mapping
Frequently Asked Questions
NAV requires Hungarian-specific VAT category codes.
Map VAT category to Hungarian code. Invoice Navigator can help identify and fix this issue.
Yes, HU-R-004 is a critical error that must be fixed.
See Also
Related Errors
Last updated: 19 January 2026
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