PAYMENTS & TAXES. Politix accepts Visa, Mastercard, American Express credit cards. and PayPal. Sales tax may be applicable on orders shipped to addresses in certain states, counties and cities. Cities within each of these states also may levy an additional sales tax. These taxes will be automatically calculated and added to your order total during the check-out process. You will receive details about applicable taxes and will be provided this information prior to completing your order. For states that require sales tax on the full amount of orders, shipping and handling may be considered part of the product. By law these charges must be included when sales tax is calculated.