The Missouri Department of Natural Resources describes a Machine Shop business as:

A machine shop is a room, building or company where machinists use machine tools and cutting tools to make parts.

You may need some or all of the following permits for a Machine Shop business:

Waste icon
Hazardous and Solid Waste Amendments Part 2 Permit

This is one of two possible permits that make up a hazardous waste permit. A Hazardous and Solid Waste Amendments Part 2 Permit contains the federal hazardous waste management regulations administered by EPA that Missouri has either not adopted or has adopted but EPA has not yet given Missouri temporary or final authorization to administer. This "Part 2" permit is issued by EPA, if warranted. EPA does not issue a Part 2 Permit if EPA has no site-specific conditions for that particular facility. Please visit the Hazardous Waste Permit.

Waste icon
Hazardous Waste Permit

If you want to actively treat, store (for more than 90 days) or dispose of hazardous waste in Missouri, you are required to get a Hazardous Waste Permit. Certain “inactive” hazardous waste treatment, storage or disposal facilities may also be required to obtain a permit in order to investigate, monitor and clean up hazardous waste release to the environmental at their facility.

Waste icon
Hazardous Waste/ Infectious Waste Transporter License

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.

Waste icon
Missouri Hazardous Waste Management Facility Part 1 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.

Water icon
Public Drinking Water Construction Permit

If your business plans to construct a public water system that will supply drinking water to the public, you must obtain a Public Drinking Water Construction Permit. You must obtain this permit if you also plan to complete the following construction projects to the water system: waterline extensions, waterline replacements, drilling water supply well, construction a storage tank, adding a disinfection system, treatment changes, building a pump station or other improvements or modifications. A public water system has at least 15 service connections or serves at least 25 people at least 60 days out of the year. If your business plans to connect to a permitted public water system, then you are not required to obtain this permit.

Water icon
Public Drinking Water Permit to Dispense

If your business plans to operate a public water system that supplies drinking water to the public, you must obtain a Public Drinking Water Permit to Dispense. A public water system has at least 15 service connections or serves at least 25 people at least 60 days out of the year. If your business plans to connect to a permitted public water system, then you are not required to obtain this permit.