Regulations Governing the Classification of Motion Pictures and Trailers and the Use of advertisements and promotional materials for a motion picture Article 7

The central competent authority shall issue ratings documents for motion pictures and motion picture advertisements within three days ratings and approval being given.
中文原文 電影片與其廣告片審議分級處理及廣告宣傳品使用辦法第7條
電影片、電影片之廣告片經審議分級並核准者,中央主管機關應於三日內發給分級證明。

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