Regional Plan Act Article 10

After a regional plan is approved, the department preparing the plan shall, within 40 days commencing from receipt of the official document of approval, announce to implement the plan, and distribute illustrations of the plan to the concerned local government and township (city) office for exhibition; the term of exhibition shall be not less than 30 days, and the illustrations shall be kept clear and complete for the people to read.
中文原文 區域計畫法第10條
區域計畫核定後,擬定計畫之機關應於接到核定公文之日起四十天內公告實施,並將計畫圖說發交各有關地方政府及鄉、鎮(市)公所分別公開展示;其展示期間,不得少於三十日。
並經常保持清晰完整,以供人民閱覽。

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