Communicable Disease Control Act Article 7

Competent authorities shall conduct various investigations and implement effective preventive measures to control the occurrence of communicable diseases; when there are outbreaks or epidemics of communicable diseases, they shall be controlled promptly to prevent further transmission.
中文原文 傳染病防治法第7條
主管機關應實施各項調查及有效預防措施,以防止傳染病發生;傳染病已發生或流行時,應儘速控制,防止其蔓延。

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