You can view the invoice level charges of an order.
If you want to modify a order charge after the invoice is created, you need to complete the following steps:
The above steps are necessary if you want to make modifications after an invoice has been created for the charges and taxes from the "Order Detail Screen" and the "Order Line Detail Screen" screens.
The order header field descriptions can be referred from the Order table. If you view the invoiced order charges from the Order Invoices Screen screen the order header panel is replaced with fields described in the Invoice table.