A transaction instance must have an identifier. The identifier enables referencing the transaction for various purposes such as from other transactions that are part of the same process.

Cardinality
1..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
Identifier
Example value
0-123
Business terms
tir01-003
Rules
Identifier/Error message Flag
EHF-P09-CHA-B00501
Document MUST NOT contain elements not part of the data model.
fatal