To add tax quotation separately into the pricing quotation,
Enter the Pricing Quotation, by going to Production Tab and then Pricing Quotation in the Toolbar.
In the quotation that opens, select Settings icon in the toolbar.
In the window that opens, click on the Other Settings tab.
In the dropdown menu against the Separate Tax Quotation, select true to apply tax separately, or false to remove it from quotation.
Select Apply to apply changes.
Tax quotation will be added separately in the totals at the bottom of the quotation.