An additional address line in an address that can be used to give further details supplementing the main line.

Cardinality
0..1
Namespace
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2
Data type
Text
Example value
3rd Floor
Business terms
tir110-058
Rules
Identifier/Error message Flag
EHF-T110-B03501
Document MUST NOT contain elements not part of the data model.
fatal