Here we would like to draw your attention to GJ49 transaction code in SAP. As we know it is being used in the SAP CA-JVA (Joint Venture und Production Sharing Accounting in CA) component which is coming under CA module (Cross Application).GJ49 is a transaction code used for Billing method posting rules in SAP.
It comes under the package GJVB.
Transaction GJ49 technical data table
|Purpose||Billing method posting rules|