Used by the buyer to specify a reference that should be repeated in e.g. invoice to enable the buyer to automatically book e.g. to the right project, or account.

Cardinality
0..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
text
Example value
1234:45435:243234
Business terms
tir01-008
Rules
Identifier/Error message Flag
EHF-P09-CHA-B01301
Document MUST NOT contain elements not part of the data model.
fatal