Police Medal Act Article 4

Police Medals of the first to third class may be awarded for achievements falling under Article 2, Subparagraphs 1 to 10, depending on merit, but the same achievement cannot receive multiple medals.For achievements falling under Article 2, Subparagraph 11, the First Class medal is awarded to Police Generals, Second Class to Police Superintendents, Third Class to Police Sergeants, and Fourth Class to equivalent rank to Police Sergeants.
中文原文 警察獎章條例第4條
依第二條第一款至第十款請頒者,視功績頒給一至三等之警察獎章,但同一事蹟不得重複請頒獎章。
依第二條第十一款請頒者,警監職頒給一等,警正職頒給二等,警佐職頒給三等,比照警佐職頒給四等。

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