errorPEPPOL_BIS

PEPPOL-COMMON-R050:Australian Business Number (ABN) MUST be stated in the correct format.

Australian Business Numbers (ABN) must follow the correct format. ABN is an 11-digit identifier with a specific check digit algorithm.

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AUTO-FIX

Auto-fix: Normalize ABN format. Remove spaces, validate 11 digits. If check digit is wrong and can be recalculated, fix it. Safe format cleanup.

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Why This Error Matters

Invoice will be rejected by PEPPOL validation. Australian recipients require valid ABN for business identification and GST purposes.

Common Causes

  • ABN has wrong number of digits
  • Check digit validation fails
  • Spaces in wrong positions
  • Using ACN instead of ABN
  • Typo in ABN number

Frequently Asked Questions

Australian Business Numbers (ABN) must follow the correct format. ABN is an 11-digit identifier with a specific check digit algorithm.
Australian Business Numbers (ABN) must follow the correct format. ABN is an 11-digit identifier with a specific check digit algorithm. You can also use Invoice Navigator's automatic Fixer tool to correct this instantly.
Yes, PEPPOL-COMMON-R050 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-COMMON-R050 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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