Regulations Governing Insurance Surveyors Article 30

In practicing surveying business, a surveyor shall preserve survey reports for inspection by the competent authority.All documents to be preserved under the preceding paragraph shall be preserved for no less than 5 years, provided that where otherwise specified by an act or regulation, such other provision shall apply.
中文原文 保險公證人管理規則第30條
公證人執行公證業務,應保存公證報告,備主管機關查核。
前項應保存各項文件之期限最少為五年。
但法令另有規定者,依其規定。

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