The Norwegian legal registration name for the supplier MUST be provided according to "FOR 2004-12-01 nr 1558 - ยง 5-1-1. Point 2"
cac:AccountingSupplierParty/cac:Party(cac:PartyLegalEntity/cbc:RegistrationName != '') and (//cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode = 'NO') or not((//cac:AccountingSupplierParty/cac:Party/cac:PostalAddress/cac:Country/cbc:IdentificationCode = 'NO'))