Rental Housing Market Development and Regulation Act Article 2

The competent authority is the Ministry of the Interior in the central government, the municipal governments in municipalities, and the county (city) governments in counties (cities).
中文原文 租賃住宅市場發展及管理條例第2條
本條例所稱主管機關:在中央為內政部;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.