Regulations Governing Import of Commodities Article 11

To satisfy the requirement of trade administration, TITA may designate items of commodities to be imported on which country of origin shall be marked or for which certificates of country of origin shall be submitted for examination at the time of filing import applications with the customs.
中文原文 貨品輸入管理辦法第11條
為貿易管理需要,貿易署得公告指定輸入貨品項目,應標示原產地,或應於報關時繳驗產地證明書。

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