Regulations Governing the Establishment and Administration of Foreign Currency Exchange Counters Article 13

(Record keeping and information confidentiality)When handling the foreign currency exchange business, a foreign currency exchange counter shall establish separate accounting books and financial statements to accurately record transactions in detail and such documents shall be kept for at least ten (10) years; the relevant foreign exchange memos, records of enhanced due diligence conducted on customers in accordance with Paragraph 1 of Article 11 herein, suspicious transaction filing records and analytical data under the preceding article, and notification records of designated sanctioned individuals shall be kept for at least five (5) years from the date on which the above documents are made.A foreign currency exchange counter shall keep the separate accounting books, financial statements and certificates mentioned in the preceding paragraph in hard copies or electronic files.The information of the customer gathered in the exchange business by the foreign currency exchange counter shall be kept confidential unless otherwise provided by other laws or stipulated by the competent authorities, and appropriate measures shall be taken pursuant to the provision of Paragraph 1, Article 27 of the "Personal Information Protection Act".
中文原文 外幣收兌處設置及管理辦法第13條
外幣收兌處辦理外幣收兌業務應有專設帳簿及會計報表等,詳實記錄交易事實,並至少保存十年;相關之外匯水單、依第十一條第一項對客戶所為之強化審查措施紀錄、依前條辦理之可疑交易申報紀錄與分析資料,以及指定制裁對象之通報紀錄等憑證,應自其憑證作成時起,至少保存五年。
前項專設帳簿、會計報表及憑證等,外幣收兌處應以紙本或電子資料保存。
因辦理外幣收兌業務所蒐集客戶之資訊,除其他法律或主管機關另有規定者外,應保守秘密;並應依個人資料保護法第二十七條第一項規定採行適當之安全措施。

English translation for reference only; the Chinese text prevails. Not legal advice.