PEPPOL-EN16931-CL008:Electronic address identifier scheme must be from the codelist "Electronic...
Fix: The electronic address identifier scheme must be from the PEPPOL Electronic Address Identifier Scheme codelist. This identifies what type of endpoint ID is being used (GLN, PEPPOL ID, etc.). Upload your invoice to fix this automatically.
The electronic address identifier scheme must be from the PEPPOL Electronic Address Identifier Scheme codelist. This identifies what type of endpoint ID is being used (GLN, PEPPOL ID, etc.).
Engine Classification
Suggest correct endpoint scheme based on identifier format. User must confirm because wrong scheme affects network routing and delivery.
Confidence: 85% · Applied automatically in pipeline
What is PEPPOL-EN16931-CL008?
PEPPOL-EN16931-CL008 is a fatal validation rule defined in the EN 16931 specification. It validates the @schemeID element under ram:URIID in the UBL invoice XML.
When this rule fires, the invoice is rejected by Peppol access points and never reaches the buyer.
Target path: ram:URIUniversalCommunication/ram:URIID/@schemeID
Why This Error Matters
Invoice will be rejected by PEPPOL validation. Endpoint scheme must match the actual identifier type for proper routing.
PEPPOL-EN16931-CL008 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.
An invalid or missing endpoint scheme prevents Peppol network routing. The Access Point cannot determine which participant directory to use for delivery.
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: PEPPOL-EN16931-CL008
- ·Specification: EN 16931
How to Fix It
Find the missing derived value
Check @schemeID at ram:URIUniversalCommunication/ram:URIID/@schemeID. This value should be computed from other fields in the invoice.
Derive the correct value
The electronic address identifier scheme must be from the PEPPOL Electronic Address Identifier Scheme codelist. This identifies what type of endpoint ID is being used (GLN, PEPPOL ID, etc.).
Re-validate your invoice
Upload the corrected invoice to confirm PEPPOL-EN16931-CL008 is resolved.
Before / After
<Invoice> <!-- Issue: Electronic address identifier scheme must be from the Peppol --> </Invoice>
<Invoice> <!-- Issue resolved per EN 16931 --> </Invoice>
Technical Reference
ram:URIUniversalCommunication/ram:URIID/@schemeIDCommon Causes
- ·Invalid endpoint scheme code
- ·Using wrong scheme for the identifier type
- ·Scheme code not in PEPPOL allowed list
- ·Typo in scheme code
- ·Old or deprecated scheme code used
Seeing this in production? The API handles PEPPOL-EN16931-CL008 automatically. See the fix response →
Frequently Asked Questions
The electronic address identifier scheme must be from the PEPPOL Electronic Address Identifier Scheme codelist. This identifies what type of endpoint ID is being used (GLN, PEPPOL ID, etc.).
The electronic address identifier scheme must be from the PEPPOL Electronic Address Identifier Scheme codelist. This identifies what type of endpoint ID is being used (GLN, PEPPOL ID, etc.). You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.
Yes, PEPPOL-EN16931-CL008 is a critical error that will cause invoice rejection. It must be fixed before submission.
Many instances of PEPPOL-EN16931-CL008 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.
Related Content
Last updated: 14 April 2026
Validate your invoice
Drop your XML here to check for PEPPOL-EN16931-CL008
Auto-fix PEPPOL-EN16931-CL008 in seconds
Upload your invoice and we fix this error automatically. Financial fields are never touched.