Enforcement Rules of the National Park Law Article 6

After the implementation of the national park plan, the competent authority shall conduct an overall review every five years, and make necessary alterations as necessary. Upon the occurrence of any of the following situations, review and alterations may be made immediately.1.The occurrence or the need of prevention of a major disaster.2.Suggestion for alterations by the National Park Planning Commission, Ministry of the Interior.3.Alterations on public land domain which do not interfere with the rights of members of the public.Article 3 and Article 4 shall apply, mutatis mutandis, to alterations of a national park plan in accordance with Article 7 of the Law.
中文原文 國家公園法施行細則第6條
國家公園計畫公告實施後,主管機關應每五年通盤檢討一次,並作必要之變更。
但有左列情形之一者,得隨時檢討變更之。
一、發生或避免重大災害者。
二、內政部國家公園計畫委員會建議變更者。
三、變更範圍之土地為公地,變更內容不涉及人民權益者。
依本法第七條變更國家公園計畫,準用第三條及第四條之規定。

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