We have a X,Y, & Z company code.
For which we have A,B & C plant respectively.
Now Company code Y & Z is getting merged with X.
Solution that is accepted is similar new plants will be created in X and thereby migration will happen.
Thereby in plant B & C what all steps needs to be followed for migration of data related to SAP PS.
Note :- Relevant configurations of PS exists in all the company codes and plants