Regulations for Technician Skills Certification Administration and Test Site Article 25

Regarding the field tests commissioned, delegated, or authorized by the Central Competent Authority, the organizing unit shall select and employ a person with the qualification of supervisor to perform the supervisory and evaluation work.
中文原文 技術士技能檢定作業及試場規則第25條
中央主管機關委任、委託或委辦之術科測試辦理單位,應遴聘具監評人員資格者擔任監評工作。

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