Regulations on the Impoundment of Traffic-Violation Vehicle Article 5

The driver parks his/her car in violation of Paragraph 1 of Article 56 herein, the traffic police officers, personnel conducting traffic inspections pursuant to laws and traffic assistants shall order the driver to remove the car to an appropriate location. Where the car driver refuses to do so or is not found in the car, said officers, personnel and assistants may impound the car.
中文原文 道路交通違規車輛移置保管及處理辦法第5條
汽車駕駛人違規停車,有本條例第五十六條第一項情形,交通勤務警察、依法令執行交通稽查任務人員或交通助理人員,應責令汽車駕駛人將車移置適當處所;如汽車駕駛人不予移置或不在車內時,得逕行移置保管。

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