PEPPOL-T008-R020
- Message
- A Party Identifier MUST have a scheme identifier attribute. 
- Context
- ubl:EnquiryResponse/cac:RequestorParty/cac:PartyIdentification/cbc:ID
- Test
- ./@schemeID
- Usage
A Party Identifier MUST have a scheme identifier attribute.
ubl:EnquiryResponse/cac:RequestorParty/cac:PartyIdentification/cbc:ID./@schemeID