All MoDNR Environmental Permits, Certifications, Registrations and Licenses

If you or your business plans to transport hazardous waste including waste oil, explosives, gases, flammable and combustible liquids, flammable solids, oxidizers and organic peroxides, poisons, radioactive materials, corrosives or infectious waste, you must obtain a Hazardous/ Infectious Waste Transporter License.

If your business plans to discharge from non-recirculating heat pumps to surface waters, you must obtain a Heat Pumps MOG251000 master general permit.

The department has certification requirements and guidelines for energy auditors to help ensure that residents and businesses are getting the most up-to-date advice and financially beneficial recommendations on methods to reduce their energy consumption. For more information, please visit the department's Become an Energy Auditor webpage.

If you or your business plans to conduct hydrostatic testing of petroleum-related oil and gas pipelines and storage tanks, you must obtain a Hydrostatic Testing of Pipelines and Storage Tanks MOG670000 master general permit.

If your business plans to engage in surface mining of industrial minerals such as sand, gravel, limestone, dolomite, clay or other construction aggregates, you may need an Industrial Mineral Mines Permit – In-stream Sand and Gravel Mining to engage in surface mining.

If your business land applies domestic septage onto agricultural land for beneficial use as fertilizer and soil amendment for a total volume up to 1,000,000 gallons per year, you must obtain a Land Application of Domestic Wastewater Biosolids MO-G821000 general permit. The land application must follow the approved Land Application Management Plan that conforms to the Best Management Practices and other requirements contained in the general permit. 

If your business is a no-discharge, private or domestic wastewater treatment facility with design flows of less than 50,000 gallons per day and land apply the wastewater, design flows of less than 50,000 gallons per day and plan to land apply the wastewater, you must obtain a Land Application of Domestic Wastewater MOG823000 master general permit.

If your business plans to land apply or operate a subsurface dispersal system of wastes from industries such as light commercial food products industries or eating establishments onto grass land, crop land or timber land for use as a fertilizer and soil amendment, you must obtain a Land Application of Food Processing Wastewater MO-G822000 general permit. 

SIC# 20xx - Major Group - Food and Kindred Products, SIC# 202x - Dairy Products, SIC# 203x - Canned, Frozen and Preserved Fruits, Vegetables, and Food Specialties, SIC# 204x - Grain Mill Products, SIC# 205x - Bakery Products, SIC# 206x - Sugar and Confectionery Products

If your business plans to operate a limestone quarry that will discharge stormwater and other waste from limestone and other rock quarries, concrete, glass and asphalt industries, you must obtain a Limestone Quarries MOG49000 master general permit.

If your business plans to operate a primary lumber or wood product operation including sawing rough lumber and timber from logs and bolts, you must obtain a Lumber and Wood Primary General Stormwater Permit MOR22A00 to address stormwater discharges from the property. In addition, if your facility is engages in the secondary processing and manufacturing of lumber and wood products, you may need this permit to address stormwater discharges from the property.

If you or your business is capable of producing 100,000 gallons per day, or approximately 70 gallons per minute, including all wells or surface intakes, you are required to register with the department as a Major Water User. This registration is not for permitting purposes or to regulate water usage. Major water users are required by law to report the volume of water they used by March 31 of the year following the usage. Registration is required in order to submit reports.

The Major Water Users Program is established to simply gather water use data. Missouri collects water use data to better understand and manage the state’s water inventory. For more information, or to complete the online registration, please visit the Major Water Users webpage.

There are 11 state parks that allow metal detecting in designated beach areas. If you would like to use a metal detector to seek for hidden treasures in Missouri State Parks, registration is required. For more information, please visit the Missouri State Parks' Metal Detecting Registration Form webpage.

If your business plans to process metallic minerals or mineral ores that contain lead, iron, silver, gold, zinc or copper and that process produces waste such as waste rock, mine water, tailings or chat, you may need a Metallic Mineral Waste Management Permit

This is one of two possible permits that make up a hazardous waste permit. A Missouri Hazardous Waste Management Facility Part 1 Permit contains the federal hazardous waste management regulations Missouri adopted and EPA authorized Missouri to administer. This "Part 1" permit is issued by the Missouri Department of Natural Resources to all facilities obtaining a hazardous waste permit. Please go to Hazardous Waste Permit.

If your business is engaged in motor freight, watercraft transportation, motorized vehicle maintenance and repair, warehousing activities, railways and U.S. Postal Service maintenance facilities, you are required to obtain a Motor Freight Transportation Master General Stormwater Permit MOR80C000 to address stormwater discharges from the property.

If your business plans to scrap metal or vehicles for recycling or resale purposes, you are required to obtain a Motor Vehicle Salvage Master General Stormwater Permit MOR60A000 to address stormwater discharges from your property.

If you are a public entity that serves a population of more than 100,000 or considered an "urbanized area" with less than 100,000 people, you are required to obtain a Municipal Stormwater / Municipal Separate Sewer System MS4 Permit. The owner/ operator must implement a series of programs and collection of systems like ditches, roadside gutters, retention basins, underground pipes designed to gather stormwater. The permit is designed to help reduce the discharge of nutrient and sediment pollution to waters of the state.

If your business plans to operate a publicly owned treatment works facility that receives primarily domestic sewage from residential and commercial customers, you will need to apply for a Municipal Wastewater Operating Permit. Larger types of these facilities may also receive and treat wastewater from industrial facilities connected to the system.

If the materials and activities at your business' facility are indoors or protected from exposure to rain, snow, snowmelt and runoff, you may be eligible to apply to be excluded from stormwater permitting. Your business may apply for a No Exposure Certification for Exclusion from NPDES Stormwater Permit.

In Missouri, a permit is required for anyone working on water wells, monitoring wells, pumps, heat pumps or drilling test holes. If you have apprenticed for two years and performed the required number of installations to drill, construct, repair, reconstruct, plug wells or install water well pumps, you may now apply for a Non-restricted Well and Pump Installation Contractor Permit. For more information, visit the department's Well and Pump Installation Contractor Permitting webpage.