Assign values to the sales tax codes and assign the sales tax codes to the sales tax group associated to

the customer.

Assign all sales tax codes to the item sales tax group associated to the item being sold.

Set up a default item sales tax group on the item being sold and set up a default sales tax group on the

customer used on the sales order.

Associate the sales tax jurisdictions to the item sales tax group associated to the item being sold.

Set up a default sales tax code on the customer used on the sales order and set up a default item sales tax

group on the item being sold.