You will have to create an account under business, government or education, or use your existing login. You cannot claim tax exempt if you place your order as a guest. The billing and shipping address both need to be under the tax exempt entity’s name and address . We cannot ship tax exempt to a personal address unless a government credit card is being used. Under the shipping options check the box for tax exemption. This will put your order on a tax hold. Email your state’s sales tax exemption form to email@example.com referencing your order number . You can find most forms at http://www.crucial.com/usa/en/store-sales-tax-forms. We will then associate the form to your order, This will allows us to remove the tax and put the form on file for future orders.