Regulations on Management of Volunteer Service Certificates and Service Record Books Article 8

If a Record Book is damaged or lost, the volunteer may apply to the volunteer service exerciser for reissuance or renewal in accordance with Article 5.
中文原文 志願服務證及服務紀錄冊管理辦法第8條
紀錄冊損壞或遺失者,志工得向志願服務運用單位申請依第五條規定予以換發或補發。

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