Regulations Governing Testing Bodies and Regulatory Certification Bodies for Controlled Telecommunications Radio-Frequency Devices Article 12

The personnel of the competent authority may perform unscheduled audits on a certification body and the certification body shall not refuse.
中文原文 電信管制射頻器材測試機構及驗證機構管理辦法第12條
主管機關得派員至驗證機構進行不定期查核,驗證機構不得拒絕。

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