All-out Defense Mobilization Readiness Act Article 32

As soon as the causes for requisition of materials no longer exist, the exercise authorities shall derequisition the materials and return them to the original owners or operators at the locations where the requisitioned materials were delivered.Operators of the requisitioned materials indicated in the preceding paragraph shall be derequisitioned at the same time.
中文原文 全民防衛動員準備法第32條
財物徵用原因消滅時,主辦演習機關應即解除徵用,並將徵用財物依徵用時之交付地點,返還原應徵財物所有人或管理人。
前項徵用財物之操作人員,應併同解除徵用。

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