Regulations Governing the Establishment and Management of Forest Recreation Areas Article 16

When there is an apprehension of danger in a forest recreation area due to natural disaster or other cause, the manager/operator shall immediately publish a sign of warning and closure of area at conspicuous place to prohibit tourists from entering the area. If there is an apprehension of danger of facilities to tourists, the manager/operator shall immediately close off the facilities and put a notice at conspicuous place.
中文原文 森林遊樂區設置管理辦法第16條
森林遊樂區因天然災害或其他原因致有安全之虞者,管理經營者應即於明顯處為警告及停用之標示,並禁止遊客進入;其各項設施有危及遊客安全之虞者,管理經營者應即停止遊客使用,並於明顯處標示。

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