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BR-15:Invoice line quantity required
Each invoice line must have an invoiced quantity with unit of measure.
Fix this in your source system
MANUALLine amounts require manual verification. Changes affect tax calculations and invoice totals. Verify the correct values in your invoicing system before correcting.
See the step-by-step instructions below to fix this error manually.
Why This Error Matters
Invoice rejected. This tells the buyer exactly what to pay and is essential for payment processing.
How to Fix It
1
Set quantity
Number of units invoiced
2
Add unit code
Use UN/ECE Rec 20 codes (C62, EA, KGM, etc.)
3
Common units
C62=unit, EA=each, KGM=kilogram, MTR=meter
Code Example
<cbc:InvoicedQuantity unitCode="C62">10</cbc:InvoicedQuantity>Technical Details
XPath: /Invoice/cac:InvoiceLine/cbc:InvoicedQuantityCommon Causes
- Payable amount not calculated in source system
- Prepayment/deposit deductions not factored in
- PayableAmount field not mapped in export template
- Partial payment scenario not handled in calculation
- Rounding adjustment not applied to final amount
Commonly Seen In
All invoicing software
Frequently Asked Questions
Each invoice line must have an invoiced quantity with unit of measure.
Add InvoicedQuantity with unitCode attribute. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, BR-15 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-15 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues, including invoice line quantity required.
BR-15 is commonly seen in exports from All invoicing software. These software packages sometimes generate invoices that need adjustment to meet full compliance standards.
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Last updated: 18 January 2026
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