Attachments to messages

Often our customers wants to add, or request, attached documents to their messages, e.g. their invoices.

We support all the same attachments as Peppol does: Peppol media types

SUPPORTED FILE TYPES

Documents

application/pdf

Images

image/png image/jpeg

Text

text/csv

Spreadsheet

application/vnd.openxmlformats-officedocument.spreadsheetml.sheet application/vnd.oasis.opendocument.spreadsheet

Technical details

Any attachment has to be base64 encoded and added under the AdditionalDocumentReference element; https://docs.peppol.eu/poacc/billing/3.0/syntax/ubl-invoice/cac-AdditionalDocumentReference/cac-Attachment/

JSON

XML

{
  "AdditionalDocumentReference": [
    {
      "ID": [
        {
          "_": "InvocieSpecification01"
        }
      ],
      "DocumentType": [
        {
          "_": "Specification"
        }
      ],
      "Attachment": [
        {
          "EmbeddedDocumentBinaryObject": [
            {
              "_": "UjBsR09EbGhjZ0dTQUxNQUFBUUNBRU1tQ1p0dU1GUXhEUzhi",
              "mimeCode": "application/pdf",
              "filename": "InvocieSpecification01.pdf"
            }
          ]
        }
      ]
    }
  ]
}
<cac:AdditionalDocumentReference>
  <cbc:ID>InvocieSpecification01</cbc:ID>
  <cac:Attachment>
    <cbc:EmbeddedDocumentBinaryObject mimeCode="application/pdf" filename="InvocieSpecification01.pdf">UjBsR09EbGhjZ0dTQUxNQUFBUUNBRU1tQ1p0dU1GUXhEUzhi</cbc:EmbeddedDocumentBinaryObject>
  </cac:Attachment>
</cac:AdditionalDocumentReference>

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