Private Security Service Act Article 4-1

When a security company discovers a robbery, burglary, fire, or other incidents that affect public safety, it shall notify the local police organization immediately.
中文原文 保全業法第4-1條
保全業執行業務時,發現強盜、竊盜、火災或其他與治安有關之事故,應立即通報當地警察機關處理。

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