Message

Value MUST be part of code list 'ISO 6523 ICD list'.

Context
/ubl:DespatchAdvice/cac:Shipment/cac:Delivery/cac:DeliveryLocation/cbc:ID
Test
not(@schemeID) or (some $code in $clICD satisfies $code = @schemeID)
Code lists
ISO 6523 ICD list
Usage
/ ubl:DespatchAdvice / cac:Shipment / cac:Delivery / cac:DeliveryLocation / cbc:ID / @schemeID