Administrative Appeal Act Article 37

An administrative appeal representative’s statement of facts will not take effect while the administrative appellant who appears at the agency revoke or correct immediately by herself/himself.
中文原文 訴願法第37條
訴願代理人事實上之陳述,經到場之訴願人本人即時撤銷或更正者,不生效力。

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