Message

Every tax scheme MUST be defined through an identifier.

Context
cac:TaxScheme
Test
cbc:ID
Usage
/ ubl:Order / cac:BuyerCustomerParty / cac:Party / cac:PartyTaxScheme / cac:TaxScheme / cbc:ID
/ ubl:Order / cac:AccountingCustomerParty / cac:Party / cac:PartyTaxScheme / cac:TaxScheme / cbc:ID
/ ubl:Order / cac:OrderLine / cac:LineItem / cac:Item / cac:ClassifiedTaxCategory / cac:TaxScheme / cbc:ID