A textual reason for the allowance or the charge. Can also be its name. One textual description of what is being added or deducted. E.g. „volume discount" or "packing charges" must be stated for each allowance and charge on document level in an invoice.

Cardinality
0..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Example value
Freight charge
Rules
Identifier/Error message Flag
NONAT-T10-R011
AllowanceChargeReason text SHOULD be specified for all allowances and charges
warning