Determines if tax is calculated in historical searches. For Customers working with Tax included it is recommended to configure the setting On. Please note performance may be impacted when this setting is on to allow for calculations (for example during the export to Excel from Shopping History). 

This setting applies for the Search and the Detail views as follows:

• Shopping History
• Search by Items
• Order Detail
• Invoice Detail
• Return Detail (not available for Electronic Invoice Presentment and Payment (EIPP))
• Quote Detail (not available for Electronic Invoice Presentment and Payment (EIPP))

For Customers working with Tax included it is recommended to configure the setting On.