Enforcement Rules of Professional Engineers Act Article 8

If a professional engineer is subject to the irrevocable punishment of revocation or abolishment of the professional engineer certificate, professional engineer license, or suspension of the professional practice, the certificate or license shall be surrendered to the central competent authority for nullification or storage by the specified date notified by the authority. Failure to surrender will result in the authority announcing the nullification and notifying the professional engineer association and the central authorities of the relevant industries. If a professional engineer is employed to practice the profession, their business entity shall be notified.
中文原文 技師法施行細則第8條
技師受撤銷或廢止技師證書、執業執照或停止業務之處分確定者,應於中央主管機關通知之期限內,將技師證書或執業執照繳交中央主管機關註銷或收存。
其不繳交者,由中央主管機關公告註銷之,並通知技師公會及目的事業主管機關。
其為受聘執行業務之技師,通知其所屬之執業機構。

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