Requirements The requirements for using the DCC service are: ■ Your local currency must be USD. ■ You must contact CyberSource Customer Support to have your account configured for this feature. ■ You must provide the customer with a receipt showing the USD amount, the foreign currency amount, and the rate of exchange used to convert the order amount. You must also have the customer sign an acknowledgement that the customer had a choice to pay in USD and that the choice of currency is final.