A reference to the invoice/credit note which is the basis for this creditnote.

Cardinality
0..n
Namespace
cac urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2"
Child elements
Card Name Description
0..1 cac:InvoiceDocumentReference

Invoice document reference
Invoice identifier

0..1 cac:CreditNoteDocumentReference

Credit note document reference
Reference to previous credit note.