BR-DEC-08:Allowance total: max 2 decimals
Fix: Round allowance total to 2 decimals.
AllowanceTotalAmount allows max 2 decimal places.
Engine Classification
Financial or legal field · Modification blocked by policy
Reason: Allowance total amounts must have maximum 2 decimal places. Automatic rounding could cause invoice calculation mismatches. Fix the allowance amounts in your source system to use proper 2-decimal precision.
What is BR-DEC-08?
BR-DEC-08 is a fatal validation rule defined in the en16931 specification. It validates the AllowanceTotalAmount element under Invoice > LegalMonetaryTotal in the UBL invoice XML.
When this rule fires, the invoice is rejected by Peppol access points and never reaches the buyer.
Target path: XPath: /Invoice/cac:LegalMonetaryTotal/cbc:AllowanceTotalAmount
Why This Error Matters
Document totals need standard precision.
BR-DEC-08 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.
Validator Behavior
- ·Causes invoice rejection
- ·Fails EN 16931 business rule validation
- ·Error returned: BR-DEC-08
- ·Specification: en16931
How to Fix It
Check total
AllowanceTotalAmount precision
Round
2 decimal maximum
XML Example
Generic example based on the rule's target XPath. Your actual XML structure may differ.
<!-- Missing or empty element triggers cbc:AllowanceTotalAmount error --> <cbc:AllowanceTotalAmount></cbc:AllowanceTotalAmount>
<!-- Provide the required value --> <cbc:AllowanceTotalAmount>VALID_VALUE</cbc:AllowanceTotalAmount>
Technical Reference
XPath: /Invoice/cac:LegalMonetaryTotal/cbc:AllowanceTotalAmountCommon Causes
- ·Sum creates extra decimals
Seeing this in production? The API handles BR-DEC-08 automatically. See the fix response →
Frequently Asked Questions
AllowanceTotalAmount allows max 2 decimal places.
Round allowance total to 2 decimals. This error involves a protected field — Invoice Navigator flags it in your pipeline so your team can correct it at the source.
Yes, BR-DEC-08 is a critical error that must be fixed.
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Last updated: 3 March 2026
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