Cultural Heritage Preservation Act Article 33

Upon discovery of any building deserving of the designation of a monument, a historic building, a commemorative building, or a group of buildings, the monument, building or complex shall be forthwith reported to the competent authority for handling.If any constructed structure deserving of the designation of a monument, a historic building, a commemorative building, or a building complex of human settlements is discovered during construction work or other land development activities, the construction work or land development activities shall be immediately stopped and a report thereon shall be made to the competent authority.
中文原文 文化資產保存法第33條
發見具古蹟、歷史建築、紀念建築及聚落建築群價值之建造物,應即通知主管機關處理。
營建工程或其他開發行為進行中,發見具古蹟、歷史建築、紀念建築及聚落建築群價值之建造物時,應即停止工程或開發行為之進行,並報主管機關處理。

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