The unit price, exclusive of VAT, before subtracting Item price discount, can not be negative

Cardinality
0..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
Amount
Example value
123.45
Business terms
BT-148
Attributes
Use Name Description
M @currencyID

Mandatory attribute. Use BT-5

Example value: NOK

Rules
Identifier/Error message Flag
EHF-REMINDER-B20101
Attribute 'currencyID' MUST be present.
fatal
EHF-REMINDER-B20103
Document MUST NOT contain elements not part of the data model.
fatal