The Act Governing Electronic Payment Institutions Article 6

Electronic payment institutions shall operate businesses in accordance with the following requirements:1. Businesses that involve foreign exchange shall be handled in accordance with regulations of the Central Bank.2. The actual transactions specified in Subparagraph 1, Paragraph 1, Article 4 may not involve transactions prohibited by other laws or regulations.3. Only the institution that operates businesses under Subparagraph 1, Paragraph 1 of Article 4 may operate businesses under Subparagraph 2 or Subparagraph 3, Paragraph 1 of Article 4.4. The clearing of inter-institution payments for operating electronic payment institutions businesses must be processed through an institution that operates inter-institution payment clearing businesses as specified in Paragraph 1 of Article 8. However, where the clearing involves cross-border payments, it may be processed through methods approved by the competent authority in consultation with the Central Bank.
中文原文 電子支付機構管理條例第6條
電子支付機構經營業務,應符合下列規定:
一、涉及外匯部分,應依中央銀行規定辦理。
二、第四條第一項第一款之實質交易,不得涉有其他法規禁止之交易。
三、經營第四條第一項第二款或第三款業務,以有經營同條項第一款業務為限。
四、經營電子支付機構業務,其跨機構間款項清算應透過第八條第一項經營跨機構間支付款項帳務清算業務者為之。
但涉及跨境款項清算者,得以報經主管機關會商中央銀行核准之方式為之。

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