The UBL structure used for item labeling requires this elements, use the value NA.

Cardinality
1..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
Code
Example value
NA
Code lists
NA codes, PackagingMarkedLabelAccreditationCode
Rules
Identifier/Error message Flag
EHF-T19-B23801
Value MUST be part of code list 'NA codes' or 'PackagingMarkedLabelAccreditationCode'.
fatal
EHF-T19-B23802
Document MUST NOT contain elements not part of the data model.
fatal