BR-CL-13:Invalid product classification scheme
Fix: Invoice Navigator automatically fixes this Invoice compliance issue by updating the relevant XML elements (BR-CL-13). Upload your invoice to fix this automatically.
A line item's classification code uses an invalid scheme identifier. The classification listID must be from the UNTDID 7143 code list. Common valid schemes include STI for UNSPSC, EN for eCl@ss, and CPV for EU public procurement.
Engine Classification
Maps common invalid classification scheme names to valid UNTDID 7143 codes
Confidence: 85% · Applied automatically in pipeline
What is BR-CL-13?
BR-CL-13 is a fatal validation rule defined in the EN 16931 specification. It validates the @listID element under CommodityClassification > ItemClassificationCode 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:InvoiceLine/cac:Item/cac:CommodityClassification/cbc:ItemClassificationCode/@listID
Why This Error Matters
Invoice will be rejected. Item classifications require valid UNTDID 7143 scheme codes for proper product categorization.
BR-CL-13 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.
Without a valid classification scheme, automated procurement systems cannot identify the product category. The invoice may be rejected if product classification is mandatory for the receiver.
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-CL-13
- ·Specification: EN 16931
How to Fix It
Check the classification system
Which product classification system are you using? UNSPSC, eCl@ss, or CPV?
Set the correct list ID
Use STI for UNSPSC, EN for eCl@ss, or CPV for EU public procurement codes.
Verify the code
Make sure the classification code itself is valid for the chosen scheme.
Before / After
<Invoice> <!-- Issue: Item classification identifier identification scheme identif --> </Invoice>
<Invoice> <!-- Issue resolved per EN 16931 --> </Invoice>
Technical Reference
cac:InvoiceLine/cac:Item/cac:CommodityClassification/cbc:ItemClassificationCode/@listIDCommon Causes
- ·ListID attribute set to non-standard value
- ·ERP uses internal classification scheme names
- ·ListID left empty or missing
Seeing this in production? The API handles BR-CL-13 automatically. See the fix response →
Commonly Seen In
Frequently Asked Questions
A line item's classification code uses an invalid scheme identifier. The classification listID must be from the UNTDID 7143 code list. Common valid schemes include STI for UNSPSC, EN for eCl@ss, and CPV for EU public procurement.
Invoice Navigator automatically fixes this Invoice compliance issue by updating the relevant XML elements (BR-CL-13). You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.
Yes, BR-CL-13 is a critical error that will cause invoice rejection. It must be fixed before submission.
Many instances of BR-CL-13 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.
BR-CL-13 is commonly seen in exports from All invoicing software. These packages sometimes generate invoices that need adjustment.
Related Errors
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Last updated: 27 February 2026
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