Legal analysis: Process: 1. The applicant submits an application to the urban management window of the administrative service center; 2. Site survey by competent departments and relevant units; 3. After the on-site reconnaissance is qualified, provide corresponding information; 4. Audited by the municipal department, the drainage permit is issued by the urban management window of the administrative service center; 5. Drainage households that discharge sewage into urban drainage facilities without obtaining a drainage permit shall be ordered by the competent department of urban drainage to stop the illegal act, take control measures within a time limit and reissue the drainage permit, and may be fined up to 511,111 yuan. Drainage households listed in the list of key pollutant discharge units may be fined between 311,111 yuan and 511,111 yuan.

Legal basis: Article 7 of the Administrative Measures for the Permit of Urban Sewage Discharging into Drainage Network, when applying for a drainage permit, the following materials shall be submitted truthfully: (1) Application form for drainage permit; (two) the drainage pipe network, special inspection wells, drawings and descriptions of the location and caliber of sewage outfalls and other materials; (three) the relevant materials for the construction of sewage pretreatment facilities in accordance with the regulations; (four) the completion report of the concealed drainage project; (five) the drainage water quality and quantity test report issued by a water quality testing institution with metrological certification qualification within one month before the date of acceptance of the drainage permit application; The drainage households that intend to discharge sewage shall submit the water quality and quantity forecast report; (six) the drainage households listed in the list of key pollutant discharge units shall provide the relevant materials of the installed automatic monitoring equipment for the discharge of major water pollutants; (seven) other materials as prescribed by laws and regulations.