IBR-CO-20
[ibr-co-20]-If Invoice line period (ibg-26) is used, the Invoice line period start date (ibt-134) or the Invoice line period end date (ibt-135) MUST be filled, or both.
Targeted Semantic Element
    
        
        
        - IBG-26-INVOICE LINE PERIOD
            :
            A group of business terms providing information about the period relevant for the Invoice line.
            
        
Related Semantic Elements
    
        
        
        
        - IBT-134: Invoice line period start date
- IBT-135: Invoice line period end date
Schematron Rules
    
        
        
        
        
            - 
                - IBR-CO-20
                - Flag
- fatal
- Context
- cac:InvoiceLine/cac:InvoicePeriod | cac:CreditNoteLine/cac:InvoicePeriod
- Message
- [ibr-co-20]-If Invoice line period (ibg-26) is used, the Invoice line period start date (ibt-134) or the Invoice line period end date (ibt-135) MUST be filled, or both.