Environmental Impact Assessment Enforcement Rules Article 48
When it [the competent authority] deems necessary in Article 28 of this Act means one of the circumstances listed in the subparagraphs in Article 19 that is still unable to be resolved after being handled pursuant to other related regulations and orders.
中文原文 環境影響評估法施行細則第48條
本法第二十八條所稱主管機關認有必要時，指第十九條所列各款情形之一，經依其他相關法令處理後仍未能解決者。