Solution : https://service.sap.com/sap/support/notes/141662 (SAP Service marketplace login required)
Key words : 
additional key words intercompany billing, stock transfer order' 'lo', default sales order type, sales order types assign, sales order item, sales order/reference, respective delivery type, symptom intercompany billings, statistical data setup, sales information system
Related Notes : 
       
| 204130 | SIS update: Collective note | 
| 186571 | SIS reorganization: Determination of update group | 
| 174141 | SIS: Collective note - Customizing | 
| 174134 | SIS: Collective note - reorganization | 
| 140208 | SIS reorganization: Deliveries without order reference | 
| 77938 | Statistics update in intercompany billing |