Postal Remittances and Savings Act Article 10

Chunghwa Post shall establish an internal control and audit system for its postal savings and remittances businesses; the measures governing this system shall be drawn up by the MOTC and the FSC.
中文原文 郵政儲金匯兌法第10條
中華郵政公司辦理郵政儲金匯兌業務,應建立內部控制及稽核制度;其辦法,由交通部會同金融監督管理委員會定之。

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