IBR-003
[ibr-003]-An Invoice MUST have an Invoice issue date (ibt-002).
Targeted Semantic Element
    
        
        
        - IBT-002-Invoice issue date
            :
            The date when the Invoice was issued.
            
        
 
        
    
Schematron Rules
    
        
        
        
        
            - 
                
- IBR-003
 
             
            
                - Flag
 
                - fatal
 
                - Context
 
                /ubl:Invoice | /cn:CreditNote 
                - Message
 
                - [ibr-003]-An Invoice MUST have an Invoice issue date (ibt-002).