Air Pollution Control Act Article 44

Motor vehicles shall undergo regular air pollutant emission testing. The owner of a motor vehicle for which testing reveals a failure to comply with the emission standards in Article 36 (2) shall make repairs and apply for retesting within one month after the date of testing.The central competent authority shall officially announce the targets, regions, frequency and deadlines for the performance of the testing in the preceding paragraph.The central competent authority shall determine management regulations for the conditions, facilities, computer software, testing personnel qualifications, installation authorization, revocation, cancellation, checking, suspension of testing and other binding matters for the establishment of air pollutant emission testing stations for motor vehicles.
中文原文 空氣污染防制法第44條
汽車應實施排放空氣污染物定期檢驗,檢驗不符合第三十六條第二項所定排放標準之車輛,應於檢驗日起一個月內修復,並申請複驗。
前項檢驗實施之對象、區域、頻率及期限,由中央主管機關公告之。
汽車排放空氣污染物檢驗站設置之條件、設施、電腦軟體、檢驗人員資格、檢驗站之設置認可、撤銷、廢止、查核、停止檢驗及其他應遵行事項之辦法,由中央主管機關定之。

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