Engine Classification
Financial or legal field · Modification blocked by policy
Reason: Facturae requires a valid XAdES-EPES digital signature from an accredited Spanish Certification Authority. The signature is invalid or the certificate has expired/been revoked. Re-sign the invoice with a valid digital certificate.
What is FACE-003?
FACE-003 is a fatal validation rule defined in the Facturae specification (ESP national rules).
When this rule fires, the invoice is rejected by Peppol access points and never reaches the buyer.
Why This Error Matters
FACE-003 is a hard failure — the invoice must be corrected and re-sent before it can reach the recipient.
Validator Behavior
- ·Causes invoice rejection
- ·Error returned: FACE-003
- ·Specification: Facturae
How to Fix It
Technical Reference
Common Causes
- ·Certificate expired
- ·Certificate not from accredited CA
- ·Signature algorithm incorrect
Seeing this in production? The API handles FACE-003 automatically. See the fix response →
Frequently Asked Questions
Facturae requires XAdES-EPES digital signature with a valid Spanish digital certificate (certificado digital) from an accredited CA.
Configure a valid Spanish digital certificate and ensure it is not expired. This error involves a protected field — Invoice Navigator flags it in your pipeline so your team can correct it at the source.
Yes, FACE-003 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.
FACE-003 involves a financial or legal field that cannot be auto-modified by policy. Invoice Navigator detects and flags this error immediately, but the correction must be made manually in your ERP or invoicing software.
Related Content
Last updated: 3 March 2026
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This error involves a financial field that can't be auto-modified. We'll flag it with a clear diagnosis so you can fix it at the source.