[UBL-CR-606]-A UBL invoice should not include the InvoiceLine Item ClassifiedTaxCategory TaxScheme CurrencyCode
UBL-CR-606/ubl:Invoice | /cn:CreditNotenot((cac:InvoiceLine|cac:CreditNoteLine)/cac:Item/cac:ClassifiedTaxCategory/cac:TaxScheme/cbc:CurrencyCode)