Communicable Disease Control Act Article 2

”The competent authority” specified herein refer to the Ministry of Health and Welfare at the central government level; the municipal governments at the municipal government level; and the county (city) governments at the county (city) government level.
中文原文 傳染病防治法第2條
本法主管機關:在中央為衛生福利部;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.