Instead of handling this requirement with BADI for F4, you can achieve with compounding characteristic concept in modeling.
You can make Purchase Group as Compounding char for plant in RSD1. Then your functionality can be achieved in BEx.
Instead of handling this requirement with BADI for F4, you can achieve with compounding characteristic concept in modeling.
You can make Purchase Group as Compounding char for plant in RSD1. Then your functionality can be achieved in BEx.