How to Delete Customer Split

From Customer | Setup tab | Splits tab | Remove button:

1. From Accounts Receivable > Maintenance > Customers menu, open the Customer record whom the split belongs to. 
2. Navigate to Setup tab | Splits tab.
3. In grid area, select the split you wish to delete, and then click the Remove button.
   
   
   

From Customer Split | Delete button:

1. From Accounts Receivable > Maintenance > Customers menu, open the Customer record whom the split belongs to. 
2. Navigate to Setup tab | Splits tab.
3.  In the grid area, select the split you wish to delete, and then click the Edit button.
   
4. On Customer Split screen, click the Delete toolbar button.
   
5. Select the Yes button on the confirmation message.