Automobiles must go for inspection once a year, and twice a year if the car is over five years old. Similar regulations existed for motorcycles, but were scrapped after the rapid growth in the number of bikes swamped inadequate inspection facilities.
「過去機車曾有過定檢規定」，陳炎輝表示，卻因為成長量太快，交通部監理站、所的人力與儀器根本不夠而取消。