Apply Sales Tax On Line Item Or Subtotal Area
Sales Tax can be displayed as a total sales tax amount at the bottom of a quote or the sales tax can be applied on each individual line item.
To change the setting for a quote, click the Edit Revision Info... button on a quote:
-- for line item tax display: check the Apply tax to each quote line checkbox
-- for a sales tax total at the bottom of the quote: uncheck the Apply tax to each quote line checkbox.