The document reference is used to provide a reference to the envelope of the business document on which the message level response is based. The message level response message may only cover exactly one business document. The element 'cac:DocumentResponse/cac:DocumentReference/cbc:ID' MUST contain the instance identifier of the envelope of the original business document.

Namespace
cac urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2
Child elements
Card Name Description
1..1 cbc:ID

Document identifier
Identifies the document on which the message level response is based.

Example value: EnvelopeID-12345

0..1 cbc:DocumentTypeCode

Document type code
The type of the document being referred to, expressed as a code.

Example value: 9

0..1 cbc:VersionID

Document version identifier
The version of the document that has been identified with the document identifier.

Example value: 2

Rules
Identifier/Error message Flag
PEPPOL-T71-B01701
Element 'cbc:ID' MUST be provided.
fatal
PEPPOL-T71-B01702
Document MUST NOT contain elements not part of the data model.
fatal