Aircraft Flight Operation Regulations Article 349

No person with the following condition can act as a flight crew:1. Alcohol concentration: A test result indicates 0.02% in blood or the alcohol density in breath exceeds 0.1 mg per liter.2. Prohibited drugs: Urine sample with a positive result.3. Personnel on board who refuses to accept above mentioned test.CAA may conduct regular or random tests for narcotic drugs and alcohol for operations personnel as set out in the preceding paragraph.Any person who fails either test prescribed in the preceding paragraph or exceed 0 mg per litre in breath but not exceed the regulated standard shall not act as crew-member.Except for emergency situation, flight crew shall not carry persons under the influence of alcohol and drug.CAA may delegate the tests of drugs and alcohol as prescribed in paragraph 2 to the airport operator.When CAA delegates the tests in accordance with the preceding paragraph, the name of the designee, the commissioned items and regulations shall be promulgated on the government bulletin.
中文原文 航空器飛航作業管理規則第349條
有下列情形之一者,不得擔任組員:
一、血液中酒精濃度超過百分之零點零二或吐氣中酒精濃度超過每公升零點一毫克。
二、麻醉藥物檢測尿液樣本反應呈陽性。
三、拒絕前二款之檢測者。
民航局得以定期或不定期方式對前項人員實施麻醉藥物及酒精檢測。
前項檢查不合格或吐氣中酒精濃度超過每公升零毫克而未超過規定標準者,不得擔任組員。
除緊急情形外,航空器駕駛員不得搭載酒醉或受藥物影響之人員。
第二項麻醉藥物及酒精之檢測,民航局得委託航空站經營人辦理。
民航局依前項規定為委託行為時,應將委託之對象、事項及法規依據公告之,並刊登於政府公報。

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