The Regulation Governing the Handling of Investigation Procedures for Civil and Public Aircraft Occurrence Article 14

In the event of a major aviation occurrence, the investigation task force may request the Ministry of Economic Affairs to direct public utilities to furnish the layouts of public gas and fuel lines, diagrams of power transmission lines, markings information and any other necessary data and charts so as to prevent secondary disasters.
中文原文 民用航空器及公務航空器重大飛航事故調查作業處理規則第14條
重大飛航事故發生後,為防止發生二次延伸災害,專案調查小組得要求經濟部督導相關公民營事業提供公用氣體與油料管線、輸電線路圖、標示資料及其他必要之資料圖表。

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