Our store will automatically charge and withhold the applicable sales tax for orders to be delivered to addresses within the same state/province where OTC Innovations Inc dba Zilla3D/Diygranite holds a presence. For orders shipped to other areas, you (the shopper) are solely responsible for any sales taxes and/or other taxes that may apply. Sales to Canada do not include Freight Broker Fees (you must give your selection of freight broker to the Shipping Company). Also, Canadian Duty, if any, Canadian Provincial Sales Tax and GST is the responsibility of Buyer. We will provide paperwork for NAFTA, Made in the USA compliance so that it is Duty-Free.