• Develop and organize the implementation of laws, rules and regulations on pollution prevention and control of air, water, noise, solid wastes, toxic chemicals and vehicle emissions;
• Organize the implementation of environmental management systems such as registration of pollution discharge application, pollution discharge permits, treatment of pollution sources within a limited period and up-to-standard pollutant discharge, operation permit of hazardous wastes, registration for import and export of toxic chemicals, and administrative execution in an acting capacity;
• Supervise and administrate the prevention of marine environmental pollution caused by coastal engineering projects, land-based pollutants, and ship recycling; organize the development of the zoning of environmental function areas;
• Organize the drafting of pollution prevention plans for national key river basins and regions, and supervise the implementation of the plans;
• Approve the import and export permits of the wastes to be used as raw materials;
• Guide the comprehensive treatment of urban and rural environment.

Divisions:

• Division of General Management (66556240)
• Division of Urban Environmental Management (66556243)
• Division of Water Environmental Management (66556260)
• Division of Environmental Management for Major River Basins (66556262)
• Division of Drinking Water Sources Protection (66556266)
• Division of Marine Environmental Protection (66556273)
• Division of Air and Noise Pollution Control (66556247—6251)
• Division of Solid Wastes and Toxic Chemicals Management (66556254) 
• Secretary (66556235)