The Judicial Police Dispatching Act Article 6

While processing criminal cases, a prosecutor or a judge may request, when necessary, the assistance of local police agencies, or police reserve agencies.
中文原文 調度司法警察條例第6條
檢察官、推事辦理刑事案件,於必要時,得商請所在地保安機關、警備機關協助。

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