Administrative Litigation Act Article 295

In cases where the provisional attachment ruling has been issued but the litigation demanding award has not been initiated, the litigation shall be initiated within ten days after the ruling is served; in the event that the litigation is not initiated within the period, the administrative court shall on motion, order to revoke the provisional attachment ruling.
中文原文 行政訴訟法第295條
假扣押裁定後,尚未提起給付之訴者,應於裁定送達後十日內提起;逾期未起訴者,行政法院應依聲請撤銷假扣押裁定。

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