Prison Act Article 11

Investigations shall be conducted on newly admitted inmates with regard to their personality, physical and mental conditions, experience, education background, and other relevant matters.The aforementioned investigation shall not exceed two months.The prison shall establish an individual treatment plan for each inmate in accordance with information obtained from investigations in Paragraph 1 within three months after admitting the inmate and the individual treatment plan shall be revised when necessary.
中文原文 監獄行刑法第11條
對於新入監者,應就其個性、身心狀況、經歷、教育程度及其他相關事項,加以調查。
前項調查期間,不得逾二個月。
監獄應於受刑人入監後三個月內,依第一項之調查資料,訂定其個別處遇計畫,並適時修正。

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