Here we would like to draw your attention to BWOM01 transaction code in SAP. As we know it is being used in the SAP CO-OM (Overhead Cost Controlling in CO) component which is coming under CO module (Controlling).BWOM01 is a transaction code used for BCT-CO: Change Report Row Hierarchy in SAP.
It comes under the package KBWOM4.
Transaction BWOM01 technical data table
|Purpose||BCT-CO: Change Report Row Hierarchy|