The Regulations Governing Labor by Prisoners Article 30

With respect to the implementation of the autonomous external work, the contract, the roster of prisoners, and related documents shall be submitted to the supervisory authority for approval.
中文原文 受刑人作業實施辦法第30條
實施自主監外作業時,應將訂立之契約書、受刑人名冊及相關文件,報請監督機關核准。

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