Regulations on Safeguarding Civil Aviation Against Acts of Unlawful Interference Article 28

A regulated agent shall maintain and update a list of known shippers and shall ensure that such shippers meet the following criteria:1.Having conducted business with the regulated agent;2.Having signed an aviation security declaration; and3.The cargo has been subjected to security control at all times prior to its delivery to the regulated agent.The period of validity for the aviation security declaration referred to in Subparagraph 2 of the proceeding paragraph shall not exceed 2 years.A regulated agent shall keep the list of known shippers and the aviation security declarations of the known shippers for a minimum of 2 years for the purpose of audit and review.
中文原文 民用航空保安管理辦法第28條
保安控管人應建立及更新已知託運人名單,並確認託運人符合下列事項:
一、與保安控管人有商業往來紀錄。
二、已簽署航空保安聲明。
三、貨物於交付保安控管人前,均處於保安控制下。
前項第二款航空保安聲明之有效期間不得逾二年。
保安控管人應保存已知託運人名單及已知託運人航空保安聲明二年以上,以備查核。

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