Korean won into foreign currencies (Resident) Korean won into foreign currencies (Non-Resident) Applicable exchanges If you have exchanged any foreign currency into Korean won during your stay in Korea, you can re-exchange your Korean won into foreign currencies within the amount. <Required Documents> : Passport and foreign exchange transaction slip or receipt.  When you have withdrawn Korean won with your credit or debit cards issued overseas, you can exchange Korean won into foreign currency within the amount. . <Required Documents> : Passport and transaction slips including receipt or a certificate of foreign exchange purchase Even if you have not exchanged foreign currencies for Korean Korean won nor withdrawn Korean won, you can still exchange Korean won into foreign currencies up to the equivalent to US$10,000 (In this case, the limit is the sum of money exchanged and remitted. In other words, if you wish to exchange Korean won into US$10,000 for instance, you cannot make any overseas remittance.). ¡Ø If you exchange more than the equivalent of US$10,000, you must keep a certificate of foreign exchange declaration issued by the bank.