Urban Planning Act Article 11

Countryside street plan shall be formulated for the following:(1) Seats of the township office;(2) Areas where the population already reached 3000 five years ago and has increased by one third in the past five years;(3) Areas where the population has reached 3000 and the industrial and business workers account for more than 50% of the population;(4) Other areas designated by the county government as requiring Countryside street plan to be formulated according to this Act.
中文原文 都市計畫法第11條
下列各地方應擬定鄉街計畫:
一、鄉公所所在地。
二、人口集居五年前已達三千,而在最近五年內已增加三分之一以上之地區。
三、人口集居達三千,而其中工商業人口占就業總人口百分之五十以上之地區。
四、其他經縣政府指定應依本法擬定鄉街計畫之地區。

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