Here we would like to draw your attention to KZB2 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).KZB2 is a transaction code used for Maintain Calculation Base in SAP.
It comes under the package KAUC.
Transaction KZB2 technical data table
|Purpose||Maintain Calculation Base|