Commodity Labeling Act Article 12

The central competent authority may issue public notice, under the condition not to prejudice the proper labeling of the commodity and the interests of the consumers, to specify the items and methods that certain commodities shall be followed in labeling.
中文原文 商品標示法第12條
中央主管機關得就特定商品,於無損商品之正確標示及保護消費者權益下,公告規定其應行標示事項及標示方法。

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