Miva Order 1.15 User Manual144 - Building Your Order FormState/Tax% You may add a State or Local tax code by entering the code, name of the tax location and the tax percentage at the bottom of the table. Click on Update to complete your edit.ShippingMiva Order calculates shipping cost based on the shipping method that the customer chooses. In addition, the shipping methods listed here are used to generate the drop-down lists on the order form. If base charge and amount/weight are set to 0 (zero), then no shipping cost will be assessed for customers. Otherwise the configured shipping cost will be added to the order.Remove Shipping Method Select the checkbox next to the shipping method you wish to delete. Click Update.Add Enter the name of the shipping method as well as the Base Charge and the Amount/Weight Unit. Click Update.Base Charge Enter amount here for a base charge amount to be assessed for shipping.Amount/Weight Unit Enter the amount to be charged for each weight unit.