Enforcement Rules of Professional Engineers Act Article 6

A Professional Engineer who loses the professional engineer certificate or professional engineer license shall apply for reissue pursuant to Article 2 or 4 with a written statement of the lost details and shall surrender the original one immediately for nullification if it is found later on.A professional engineer who has damaged the professional engineer certificate or professional engineer license shall apply for reissue pursuant to Article 2 or 4 with the damaged professional engineer certificate or professional engineer license.
中文原文 技師法施行細則第6條
技師證書或執業執照遺失者,應以書面敘明遺失經過,依第二條或第四條規定申請補發。
其失而復得者,應即繳銷。
技師證書或執業執照損壞者,得檢具原證書或原執照,依第二條或第四條規定申請補發。

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