Message

DocumentTypeCode must be from the code list UNCL 1001 9, 13, 310, 311 oder 916.

Context
cbc:DocumentTypeCode
Test
( ( not(contains(normalize-space(.),' ')) and contains( ' 9 13 310 311 916 ',concat(' ',normalize-space(.),' ') ) ) )
Usage
/ t005:Tender / cac:DocumentReference / cbc:DocumentTypeCode