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E-Invoice Validator

IS-R-009

MistakeUBL

Official rules text

[IS-R-009]-If seller is icelandic and invoice contains supporting description EINDAGI invoice must have due date — Ef seljandi er íslenskur þá skal reikningur sem inniheldur eindaga (BT-122, DocumentDescription = EINDAGI) einnig hafa gjalddaga (BT-9).

Rules and regulations

Does this error appear in your invoice?

Place the invoice here and see all violations with their location - free of charge, without registration.

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  • Official EN 16931 regulations
  • Always current official regulations

Official rule sets up to date: EN 16931 1.3.17 · Peppol BIS 3.0.20 · XRechnung 3.0.2 (KoSIT 2.6.0). Last checked against the sources on 12.10.2026.