FICA- Main & Sub Transaction
In FICA, to determine the G/L Account, the main and sub transactions are defined and then used different posting areas to determine the G/L account.
The post describes where to create main and sub transaction. Go to Tx- FICAIMG and as highlighted below the Main transaction can be created and then the sub-transaction can be created and assigned to the main transaction.
Define Main Transaction.
Define Sub Transaction.