Noise Control Act Article 2

The competent authority referred to in this Act means the Ministry of Environment, at the central government level, the municipal government in special municipalities and the county or city government in counties or cities.
中文原文 噪音管制法第2條
本法所稱主管機關:在中央為環境部;在直轄市為直轄市政府;在縣(市)為縣(市)政府。

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