errorPEPPOL_BIS

PEPPOL-EN16931-P0105:Tax Category O MUST be used when exemption reason code is VATEX-EU-O

VAT category O (Out of scope) requires exemption reason code VATEX-EU-O. Category and exemption must match.

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1. If category O, set exemption code to VATEX-EU-O.

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Why This Error Matters

Invoice will be rejected by PEPPOL validators. PEPPOL BIS Billing enforces specific format, type code, and VAT exemption code consistency requirements.

Common Causes

  • VATEX-EU-O exemption code used without category O
  • Out of scope exemption reason requires category O
  • BT-121 is VATEX-EU-O but BT-118 is not O
  • Mismatch between exemption code and VAT category
  • Not subject to VAT exemption needs category O

Frequently Asked Questions

VAT category O (Out of scope) requires exemption reason code VATEX-EU-O. Category and exemption must match.
VAT category O (Out of scope) requires exemption reason code VATEX-EU-O. Category and exemption must match. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, PEPPOL-EN16931-P0105 is a critical error that will cause invoice rejection. It must be fixed before submission to ensure your invoice is accepted.
Many instances of PEPPOL-EN16931-P0105 can be automatically corrected using Invoice Navigator's Fixer tool. Upload your invoice and the tool will identify and fix common issues.

Last updated: 16 January 2026

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