Labor Standards Act Article 21

(I)A worker shall be paid such wages as determined through negotiations with the employer, provided, however, that such wages shall not fall below the basic wage.(Ⅱ)The basic wage referred to in the preceding Paragraph shall be prescribed by the basic wage deliberation committee of the Central Competent Authority and submitted it to the Executive Yuan for approval.The matters regarding the organization and procedure of proceeding of the aforesaid basic wage deliberation committee shall be regulated separately by the Central Competent Authority.
中文原文 勞動基準法第21條
工資由勞雇雙方議定之。
但不得低於基本工資。
前項基本工資,由中央主管機關設基本工資審議委員會擬訂後,報請行政院核定之。
前項基本工資審議委員會之組織及其審議程序等事項,由中央主管機關另以辦法定之。

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