Administrative Regulations for Operators of Radioactive Material or Equipment Capable of Producing Ionizing Radiation Article 8

If a radiation safety certificate is lost or damaged during its validity period, the applicant shall submit an application form along with relevant supporting documents to the competent authority to request a replacement.For a request to modify information on a valid radiation safety certificate and issue a renewal, an application form shall be filled out, with the relevant documentary proof attached and application made to the competent authority for a certificate renewal.For replacements and renewals referred to in the preceding two paragraphs, the period of validity shall be the same as for the original certificate.
中文原文 放射性物質或可發生游離輻射設備操作人員管理辦法第8條
輻射安全證書於有效期限內遺失或損毀申請補發者,應填具申請書,並檢附相關證明文件,向主管機關申請補發。
輻射安全證書於有效期限內變更登載事項申請換發者,應填具申請書,並檢附相關證明文件,向主管機關申請換發。
前二項補發、換發之證書有效期限至原證書有效期限屆滿為止。

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