Message

The Seller postal address (BG-5) shall contain a Seller country code (BT-40).

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