Here we would like to draw your attention to M/11 transaction code in SAP. As we know it is being used in the SAP MM-SRV (External Services in MM) component which is coming under MM module (Material Management).M/11 is a transaction code used for Access: Maintain (Price Services) in SAP.
It comes under the package ML.
Transaction M/11 technical data table
|Purpose||Access: Maintain (Price Services)|