Fire Services Act Article 21-2

(Hazard risk signage installation)The management rights holders of factories, warehouses and storage sites for hazardous chemicals shall install hazard risk signs at conspicuous locations on the premises for hazardous chemicals and shall update them promptly when there are changes in the hazard risk. The scope, items, grade, content, color, size and location of the hazardous risk signboards of the hazardous chemicals in the preceding paragraph shall be announced by the central competent authority.
中文原文 消防法第21-2條
工廠、儲存化學品之倉庫及儲存場所之管理權人對於具有危害性之化學品,應於該場所明顯位置,設置危害風險標示板;危害風險有變動時,並應即時更新。
前項具有危害性之化學品範圍、項目與危害風險標示板之等級、內容、顏色、大小及設置位置,由中央主管機關公告之。

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