Attached document Mime code
    A code indentifying the file type.
About
    - ID
 
    IBT-125-1 
    
    - Cardinality
 
    1..1 
    
    
    
    - Section
 
    - Aligned
 
    
    
    - Name
 
    - Attached document Mime code
 
    
    
    
    
    - Syntax binding
 
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    - Rules
 
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            - IBR-CL-24: [ibr-cl-24]-Mime code (ibt-125-1) MUST be according to subset of IANA code list.