The Weights and Measures Act Article 10
All the legal units of measurement shall be based on the International System of Units. However, the competent authority may designate the customary units other than the International System of Units as the legal units of measurement.International System of Units are classified into two categories, the base units and the derived units.The names, definitions and symbols of the base units, the derived units and the customary units as referred to in the preceding two Paragraphs shall be published per public notice by the competent authority.
中文原文 度量衡法第10條
法定度量衡單位，以國際單位制之單位為準。
但主管機關得就國際單位制以外之通用單位，指定為法定度量衡單位。
國際單位制之單位，分為基本單位及導出單位。
前二項基本單位、導出單位、通用單位之名稱、定義及代號，由主管機關公告之。
但主管機關得就國際單位制以外之通用單位，指定為法定度量衡單位。
國際單位制之單位，分為基本單位及導出單位。
前二項基本單位、導出單位、通用單位之名稱、定義及代號，由主管機關公告之。