errorbusinessEN 16931

BR-DEC-14:The allowed maximum number of decimals for the Invoice total amount with VAT...

Fix: Invoice Navigator automatically fixes this issue by correcting the `cbc:PayableRoundingAmount` element in your Invoice. Upload your invoice to fix this automatically.

The invoice total amount with VAT (tax inclusive amount) has too many decimal places. This grand total must have a maximum of 2 decimal places.

Severity
Fatal
Rule set
EN 16931
Country
All EU
Fix type
AUTO-FIX
Confidence
95%
Category
calculation

Engine Classification

Round invoice total incl. VAT to 2 decimal places per EN16931

Confidence: 95% · Applied automatically in pipeline

What is BR-DEC-14?

BR-DEC-14 is a fatal validation rule defined in the EN 16931 specification. It validates the TaxInclusiveAmount element in the UBL invoice XML.

When this rule fires, the invoice is rejected by Peppol access points and never reaches the buyer.

Target path: //cac:LegalMonetaryTotal/cbc:TaxInclusiveAmount

Why This Error Matters

Invoice will be rejected by validation. Tax inclusive total is the payable amount and must have proper precision.

BR-DEC-14 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.

Invoice Navigator can automatically correct this error in your pipeline. The fix is applied with full audit evidence, so your compliance trail remains intact.

Validator Behavior

  • ·Causes invoice rejection
  • ·Error returned: BR-DEC-14
  • ·Specification: EN 16931

How to Fix It

1.

Find the incorrectly formatted value

Check cbc:TaxInclusiveAmount at //cac:LegalMonetaryTotal/cbc:TaxInclusiveAmount. The current value does not match the required format.

2.

Apply the correct format

Invoice Navigator automatically fixes this issue by correcting the `cbc:PayableRoundingAmount` element in your Invoice.

3.

Update your export settings

If this occurs consistently, check your invoicing software's locale and format settings for XML export. Re-validate to confirm BR-DEC-14 is resolved.

Before / After

Failing XML
<cac:LegalMonetaryTotal>
  <cbc:PayableRoundingAmount>999.99</cbc:PayableRoundingAmount>
  <!-- Does not match expected calculation -->
</cac:LegalMonetaryTotal>
Corrected XML
<cac:LegalMonetaryTotal>
  <cbc:PayableRoundingAmount>100.00</cbc:PayableRoundingAmount>
  <!-- Matches expected calculation -->
</cac:LegalMonetaryTotal>

Technical Reference

XPath//cac:LegalMonetaryTotal/cbc:TaxInclusiveAmount
SpecEN 16931
Operationnormalize
StrategyRound invoice total incl. VAT to 2 decimal places per EN16931

Common Causes

  • ·Sum of tax exclusive plus VAT produced extra decimals
  • ·ERP calculation chain preserves full precision
  • ·Component amounts not rounded before summing
  • ·Final total formatting not applied
  • ·Currency conversion affected precision

Seeing this in production? The API handles BR-DEC-14 automatically. See the fix response →

Frequently Asked Questions

The invoice total amount with VAT (tax inclusive amount) has too many decimal places. This grand total must have a maximum of 2 decimal places.

Invoice Navigator automatically fixes this issue by correcting the `cbc:PayableRoundingAmount` element in your Invoice. You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.

Yes, BR-DEC-14 is a critical error that will cause invoice rejection. It must be fixed before submission.

Many instances of BR-DEC-14 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.

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Last updated: 14 April 2026

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