Message

The Buyer postal address shall contain a Buyer country code (BT-55).

Context
cac:AccountingCustomerParty/cac:Party/cac:PostalAddress
Test
normalize-space(cac:Country/cbc:IdentificationCode) != ''
Usage
/ ubl:Invoice / cac:AccountingCustomerParty / cac:Party / cac:PostalAddress / cac:Country / cbc:IdentificationCode
/ ubl:CreditNote / cac:AccountingCustomerParty / cac:Party / cac:PostalAddress / cac:Country / cbc:IdentificationCode