Message

Value MUST be part of code list 'Mime code (IANA Subset)'.

Context
/ubl:Catalogue/cac:CatalogueLine/cac:Item/cac:ItemSpecificationDocumentReference/cac:Attachment/cbc:EmbeddedDocumentBinaryObject
Test
not(@mimeCode) or (some $code in $clMimeCode satisfies $code = @mimeCode)
Code lists
Mime code (IANA Subset)
Usage
/ ubl:Catalogue / cac:CatalogueLine / cac:Item / cac:ItemSpecificationDocumentReference / cac:Attachment / cbc:EmbeddedDocumentBinaryObject / @mimeCode