The Nuclear Materials and Radioactive Waste Management Act Article 12

During the construction (and/)or operation period of production (and/)or storage facilities of nuclear source material (and/)or nuclear fuel, neither of the design amendment nor the equipment change, if involved in the following significant safety items, shall be made without an approval from the competent authorities: 1.Modification of operational technical specification(; and/or)2.Newly added safety issue not covered in the safety analysis report(; and/or)3.Change of safety-related equipment that has to amend the safety analysis report and that may lower the original design standard after assessment(; and/or)4.Any other items designated by the competent authorities.
中文原文 放射性物料管理法第12條
核子原料、核子燃料生產或貯存設施於興建或運轉期間,其設計修改或設備變更,涉及下列重要安全事項時,非經主管機關核准,不得為之:
一、運轉技術規範之修改。
二、安全分析報告中未涵蓋之新增安全問題。
三、安全有關設備之變更,且須修改安全分析報告,並經評估後有降低原設計標準之虞者。
四、其他經主管機關指定之事項。

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