Message

A Party Identifier MUST have a scheme identifier attribute.

Context
cac:PartyIdentification/cbc:ID
Test
./@schemeID
Usage
/ t005:Tender / cac:TendererParty / cac:PartyIdentification / cbc:ID / @schemeID
/ t005:Tender / cac:ContractingParty / cac:Party / cac:PartyIdentification / cbc:ID / @schemeID