Constitution of the Republic of China (Taiwan) Article 39

The President may, in accordance with law, declare martial law with the approval of, or subject to confirmation by, the Legislative Yuan. When the Legislative Yuan deems it necessary, it may by resolution request the President to terminate martial law.
中文原文 中華民國憲法第39條
總統依法宣布戒嚴,但須經立法院之通過或追認。
立法院認為必要時,得決議移請總統解嚴。

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