Here we would like to draw your attention to MC$A transaction code in SAP. As we know it is being used in the SAP MM-IS (Information System in MM) component which is coming under MM module (Material Management).MC$A is a transaction code used for PURCHIS: MatGrp DelRelblty Selection in SAP.
It comes under the package MCE.When we execute this transaction code, RMCE0300 is the normal standard SAP program that is being executed in background.
Transaction MC$A technical data table
|Purpose||PURCHIS: MatGrp DelRelblty Selection|