Building Act Article 15

Construction enterprises shall set full-time engineering personnel to take the construction responsibility of the works contracted.The regulations on management of the construction industry will be enacted by the Ministry of the Interior.To establish a foreign construction enterprise, the approval of the central competent authority of construction shall be obtained, and application shall be submitted for permit under the Company Act or registration under the Commercial Registration Act, and the construction enterprise registration certificate and the projects contracting manual shall be received in accordance with the above-mentioned management regulations before practicing.
中文原文 建築法第15條
營造業應設置專任工程人員,負承攬工程之施工責任。
營造業之管理規則,由內政部定之。
外國營造業設立,應經中央主管建築機關之許可,依公司法申請認許或依商業登記法辦理登記,並應依前項管理規則之規定領得營造業登記證書及承攬工程手冊,始得營業。

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