Enforcement Rules of the Standards Act Article 3

Where all or part of a national standard has been referenced in regulations by other competent authorities without identifying the date of promulgation or amendment, the revised version shall be the basis for such regulations if amendments are made to the national standard being referenced.Where all or part of a national standard has been referenced in regulations by other competent authorities and the date of promulgation or amendment is identified, the specified version shall be the basis for such regulations if amendments are made to the national standard being referenced.
中文原文 標準法施行細則第3條
目的事業主管機關引用國家標準全部或部分內容為法規,未註明該國家標準公布或修訂公布日期者,如該國家標準內容修訂時,應以修訂後之國家標準內容為準。
目的事業主管機關引用國家標準全部或部分內容為法規,且註明該國家標準公布或修訂公布日期者,如該國家標準內容修訂時,應以該註明公布或修訂公布日期之國家標準內容為準。

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