|  | LIN-PIA-IMD-MEA-QTY-ALI-DTM-FTX-SG27-SG28-SG29-SG30-SG31-SG33-SG34-SG35-SG39 | 
        
          |  | RFF-DTM | 
        
          |  | Reference | 
        
          | 
            
              |  | Function: | To specify a reference. |  | 
        
          |  |  | * |  |  | 
        
          |  | Reference |  |  |  |  |  | 
        
          |  | Reference code qualifier |  |  |  |  | 
            
              |  | IV | = | Invoice number |  
              |  | AAB | = | Proforma invoice number |  | 
        
          |  | Reference identifier |  |  |  |  | 
            
              |  | Reference to invoice number (line) |  
              |  | An invoice reference number. The invoice being refered to is a previously sent invoice. |  | 
        
          |  | Document line identifier |  |  |  |  | 
            
              |  | Reference to invoice line number (line) |  
              |  | An invoice line reference number. The invoice being refered to is a previously sent invoice. |  | 
        
          | 
            
              |  | Segment notes: |  |  
              |  | Status-AT N Status-DK N
 Status-FR N
 Status-DE N
 Status-NL N
 Status-CH N
 Status-SE D
 Status-UK N
 Status-PL N
 Status-PT N
 Status-CZ D
 Status-HU O
 |  |  
              | I |  |  
              |  | Example: | RFF+IV:4711:1' |  |  |