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

External reference information

Rules
Identifier/Error message Flag
PEPPOL-T004-R036
[PEPPOL-T004-R036] A Provided Document Reference MUST reference the provided document.
fatal