Regulations for Technician Skills Certification Administration and Test Site Article 42

Certification administration agency of invigilation, invigilators or markers shall determine the beginning and end of field tests according to each test questions. Examinees may not make their own decisions to start early or extend the test time.
中文原文 技術士技能檢定作業及試場規則第42條
術科測試時間之開始與停止,由測試辦理單位、監評或監場人員依試題規定辦理,應檢人不得自行提前或延後。

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