Regulations for the Review of Standardized Geographic Names and the Management of Geographic Names Article 5

The standardized geographic names of villages, streets, settlements, Physical geographic features and public facilities that serve as landmarks within the jurisdiction of townships(cities, districts) shall not be identical.
中文原文 標準地名審議及地名管理辦法第5條
鄉(鎮、市、區)轄區內之村(里)、街道、聚落、自然地理實體及具有地標意義公共設施之標準地名不得相同。

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