Rehabilitative Disposition Execution Act Article 38

The progressive treatment shall be divided into four (4) grades with the fourth (4th) grade as the lowest grade.If with good morality and being suitable for joint living, the person under imprisonment may be graded as the third (3rd) grade.
中文原文 保安處分執行法第38條
累進處遇分一至四等,自第四等依次漸進。
受處分人,如品行善良,具有適於共同生活之情形者,得逕編入第三等。

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