3118c588_811_Implementation_Guide__Element_Name__
[Ref _] ISA08 [Id_] I07 [Req] M [Type] AN [Min/Max] 15/15 [Usage_] Must use [Element Name _] 
Interchange Receiver ID Description: Identification code published by the receiver of the data; When sending, it is used by the sender as their sending ID, thus other parties sending to them will use this as a receiving ID to route data to them
811 Implementation Guide
Element Name _