errorPEPPOL_BIS

PEPPOL-EN16931-CL002:Reason code MUST be according to subset of UNCL 5189 D.16B.

The allowance reason code must be from the UNCL 5189 D.16B subset. This code explains why a discount or allowance is being applied.

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Auto-fix: Map allowance reason code to valid UNCL 5189 value. Common mappings for standard discount types. Safe code normalization.

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Why This Error Matters

Invoice will be rejected by PEPPOL validation. Allowance reasons must use standard codes for interoperability.

Common Causes

  • Invalid or unknown allowance reason code
  • Using old version of code list
  • Custom code not in standard list
  • Typo in reason code
  • Code from wrong code list used

Frequently Asked Questions

The allowance reason code must be from the UNCL 5189 D.16B subset. This code explains why a discount or allowance is being applied.
The allowance reason code must be from the UNCL 5189 D.16B subset. This code explains why a discount or allowance is being applied. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, PEPPOL-EN16931-CL002 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-CL002 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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