Judicial Yuan Organization Act Article 10

Each department of the Judicial Yuan shall have one Director-General and one Deputy Director-General, where position ranking of the Director-General is ranked at grades 12 to 13 of the selection rank, and Deputy Director-General is ranked at grades 11 to 12 of the selection rank; all other required personnel shall be assigned in accordance with the quotas prescribed in this Act.The Director-General of each department as prescribed in the preceding Paragraph is in charge of the affairs of that department, while the Deputy Director-General is assigned to assist the Director-General.
中文原文 司法院組織法第10條
司法院各廳各置廳長、副廳長一人;各處各置處長、副處長一人。
廳長、處長,職務均列簡任第十二職等至第十三職等;副廳長、副處長,職務均列簡任第十一職等至第十二職等;其餘所需工作人員,應就本法所定員額內派充之。
前項廳長、處長分別掌理各該廳、處業務;各副廳長、副處長襄助廳長、處長處理業務。

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