Safety Standard of Machinery, Equipment and Tools Article 51

The hand-fed planer shall have a device to make a rotating cutter block stopped and braked when the power shut down. There is unrestricted if it can make cutter block stopped within 10 seconds as the power shut down or a portable planer using a motor with a single-phase series wound motor.
中文原文 機械設備器具安全標準第51條
手推刨床應設置遮斷動力時,可使旋轉中刀軸停止之制動裝置。
但遮斷動力時,可使其於十秒內停止刀軸旋轉者,或使用單相線繞轉子型串激電動機之攜帶用手推刨床,不在此限。

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