erroren16931

BR-DEC-20:VAT tax amount: max 2 decimals

TaxSubtotal/TaxAmount allows maximum 2 decimal places.

We can fix this automatically

AUTO-FIX

Auto-fix: Round VAT amount to 2 decimal places. Safe precision normalization for tax amounts.

No manual changes needed
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Why This Error Matters

Invoice will be rejected by validation. VAT amounts must have proper precision for tax compliance and reporting.

How to Fix It

1

Check tax amount

Each TaxSubtotal/TaxAmount

2

Round

May cause minor discrepancy with rate × base

Technical Details

XPath: /Invoice/cac:TaxTotal/cac:TaxSubtotal/cbc:TaxAmount

Common Causes

  • Tax rate calculation produced extra decimals
  • Percentage of taxable amount created excess precision
  • ERP exports calculated tax with full precision
  • Rounding not applied after tax calculation
  • Multiple sub-calculations summed without rounding

Frequently Asked Questions

TaxSubtotal/TaxAmount allows maximum 2 decimal places.
Round calculated VAT to 2 decimals. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, BR-DEC-20 is a critical error that will cause invoice rejection. It must be fixed before submission to ensure your invoice is accepted by the recipient's system.
Many instances of BR-DEC-20 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues, including vat tax amount: max 2 decimals.

See Also

EN 16931 Validator

Check your invoice now

Related Errors

BR-DEC-19

VAT taxable amount: max 2 decimals

BR-DEC-21

Tax total: max 2 decimals

Last updated: 16 January 2026

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