Enforcement Rules of the Act on Property-Declaration by Public Servants Article 22

The agent (institution) or designated agent (institution) which represents the government or government’s shareholdings as director or supervisor in private juristic person with which a public servant serves, shall immediately notify the competent property declaration agency (institution) with the reason and time of the public servant’s inauguration (report-for-duty), acting as an agent, holding of concurrent positions, discharge or discharge from the agency.
中文原文 公職人員財產申報法施行細則第22條
公職人員服務機關(構)或代表政府或公股出任私法人董事及監察人之指派機關(構),於各該人員就(到)職、代理、兼任、卸(離)職或解除代理後,應即將其原因及時間,通知該管受理申報機關(構)。

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