Basic Code Governing Central Administrative Agencies Organizations Article 13

First-level agencies shall conduct organizational reviews regularly, which shall serve as the basis for the establishment, adjustment or dissolution of agencies.
中文原文 中央行政機關組織基準法第13條
一級機關應定期辦理組織評鑑,作為機關設立、調整或裁撤之依據。

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