Constitutional Court Procedure Act Article 25

(Types of Cases Requiring Oral Argument)The cases referred to in Chapters 5 and 6 shall be decided after oral argument.Judgments may be rendered without oral argument in cases other than those referred to in the preceding Paragraph.
中文原文 憲法訴訟法第25條
第五章及第六章案件,其判決應本於言詞辯論為之。
除前項所列案件外,判決得不經言詞辯論為之。

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