errorpeppol-bis-3
IN-TAX-SUBTOTAL-AMOUNT:Tax subtotal amount required
Each VAT breakdown (TaxSubtotal) must have a tax amount specified.
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Upload and Answer QuestionsWhy This Error Matters
Tax amount required for each category.
How to Fix It
1
Check TaxSubtotals
Each needs TaxAmount
2
Calculate
TaxableAmount × Percent / 100
Technical Details
XPath: /Invoice/cac:TaxTotal/cac:TaxSubtotal/cbc:TaxAmountCommon Causes
- Missing TaxAmount in breakdown
Frequently Asked Questions
Each VAT breakdown must have tax amount.
Add TaxAmount to each TaxSubtotal. Invoice Navigator can help identify and fix this issue.
Yes, PEPPOL-EN16931-R042 is a critical error that must be fixed.
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Last updated: 19 January 2026
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