The Act of the Establishment of Juvenile Reformatory Schools and Enforcement of Education Article 44

When a Student leaves the institution, he/she shall complete the relevant procedures before noon of the next day from the determined date of leaving the Institution or the expiry date.
中文原文 少年矯正學校設置及教育實施通則第44條
學生出校時,應於核准命令預定出校日期或期滿之翌日午前,辦畢出校手續離校。

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