errorESPFacturae

FACE-003:Digital signature invalid

Facturae requires XAdES-EPES digital signature with a valid Spanish digital certificate (certificado digital) from an accredited CA.

Fix this in your source system

MANUAL

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 The signature is invalid or the certificate has expired/been revoked.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.

See the step-by-step instructions below to fix this error manually.

How to Fix It

Common Causes

  • Certificate expired
  • Certificate not from accredited CA
  • Signature algorithm incorrect

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. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
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.
Many instances of FACE-003 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues, including digital signature invalid.

Last updated: 19 January 2026

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