/ubl:Invoice/cac:AdditionalDocumentReference[not(cac:Attachment)]/cbc:ID

VRBL-Invoice-IS-PeppolBIS-3p0 - Additional Document Reference ID

Iceland | VRBL-Invoice-IS-PeppolBIS-3p0

Context ID	INV1822
Usage	O

Description

An identifier for the referenced document.

Details

Example: IS_creditnote_381.xml

<ubl:Invoice>
  <!-- ... omitted for readability -->
  <cac:AdditionalDocumentReference>
    <cbc:ID>2026-07-20</cbc:ID>
    <!-- ... omitted for readability -->
  </cac:AdditionalDocumentReference>
  <!-- ... omitted for readability -->
</ubl:Invoice>