Basic Code Governing Central Administrative Agencies Organizations Article 20
First-level agencies shall have one political post of secretary-general as the chief of staff; second-level agencies or agencies of lower levels shall have a chief secretary or secretary responsible for staff affairs as needed.First-level agencies may have one to three deputy secretary-generals according to needs. One or two of the deputy secretary-generals may be political post, but at least one deputy secretary-general shall be an ex-officio post.
中文原文 中央行政機關組織基準法第20條
一級機關置幕僚長，稱秘書長，列政務職務；二級以下機關得視需要，置主任秘書或秘書，綜合處理幕僚事務。
一級機關得視需要置副幕僚長一人至三人，稱副秘書長；其中一人或二人得列政務職務，至少一人應列常任職務。
一級機關得視需要置副幕僚長一人至三人，稱副秘書長；其中一人或二人得列政務職務，至少一人應列常任職務。