Message

TED reference MUST NOT contain issue date and issue time and MUST contain filename and description.

Context
cac:AdditionalDocumentReference[normalize-space(cbc:DocumentTypeCode) = 'TED_CN']
Test
not(cbc:IssueDate) and not(cbc:IssueTime) and cac:Attachment/cac:ExternalReference/cbc:FileName and cac:Attachment/cac:ExternalReference/cbc:Description