Enforcement Rules of Plant Protection and Quarantine Act Article 17

When the plant quarantine authority performs import quarantine in accordance with the Act, the quarantine inspection shall be implemented for every batch or by sample batch inspection based on the risk level of the goods.The quarantine result shall be determined based on the entire batch when conducting the quarantine operation described in the preceding paragraph. However, if there are other quarantine requirements which are published under the first paragraph of Article 14 of the Act by the central competent authority, then the quarantine result must comply with such requirements.
中文原文 植物防疫檢疫法施行細則第17條
植物檢疫機關依本法執行輸入檢疫時,得依風險程度實施逐批或抽批檢疫。
實施前項檢疫時,其檢疫結果判定應以整批為之。
但經中央主管機關依本法第十四條第一項規定公告之檢疫規定另有規定者,依其規定辦理。

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