Enforcement Rules of the Government Procurement Act Article 94

Where no preliminary inspection is adopted, the entity shall, unless otherwise specified in the contract, conduct the inspection and acceptance and make a record within 30 days after either receiving a ready-for-inspection notification from the contractor or completing the prior procedures for inspection and acceptance.
中文原文 政府採購法施行細則第94條
採購之驗收,無初驗程序者,除契約另有規定者外,機關應於接獲廠商通知備驗或可得驗收之程序完成後三十日內辦理驗收,並作成驗收紀錄。

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