Water Pollution Control Measures and Test Reporting Management Regulations Article 21
The wastewater or sewage that the enterprises referred to in the preceding paragraph produces shall not be discharged into the drainage that is exclusive for the rainwater in the sewage system area. However, this is not applicable if the discharge has been approved by the sewage management authority (agency) and competent authority.
中文原文 水污染防治措施及檢測申報管理辦法第21條
前條事業所產生之廢（污）水，不得排放於該排水區域內之專用雨水下水道。
但經下水道管理機關（構）與主管機關同意者，不在此限。
但經下水道管理機關（構）與主管機關同意者，不在此限。