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40 CFR Part 61

This page contains a listing of all subparts for 40 CFR Part 61. Each subpart has Decision Support System components specific to that portion of the regulations.

National Emission Standards for Hazardous Air Pollutants

The following numbers indicate only if rule text and/or historic rule opinions are available for the respective subpart, and explain why flowcharts and requirement reference table (RRT) are not included.

  • " 1 " RRT and flowcharts will not be developed for general provisions or emission guidelines.
  • " 2 " RRT and flow charts will not be developed for these rules because there are less than 5 sites in Texas.
  • " 3 " RRT and flow charts will not be developed for these rules because they are sitewide requirements.
  • " 4 " RRT and flowcharts for these rules are currently in development and will be provided as they are finalized.
Subparts Description
Subpart A1 General Provisions
Subpart B2 National Emission Standards for Radon Emissions from Underground Uranium Mines
Subpart C National Emission Standards for Beryllium
Subpart D2 National Emission Standard for Beryllium Rocket Motor Firing
Subpart E National Emission Standards for Mercury
Subpart F National Emission Standards for Vinyl Chloride
Subpart G [Reserved]
Subpart H2 National Emission Standards for Emissions of Radionuclides Other Than Radon from Department of Energy Facilities
Subpart I2 National Emission Standards for Radionuclide Emissions from Federal Other Than Nuclear Regulatory Commission Licensees and Not Covered by Subpart H
Subpart J National Emission Standards for Equipment Leaks (Fugitive Emission Sources) of Benzene
Subpart K National Emission Standards for Radionuclide Emissions From Elemental Phosphorus Plants
Subpart L2 National Emission Standards for Benzene Emissions from Coke By-Product Recovery Plants
Subpart M National Emission Standards for Asbestos
Subpart N2 National Emission Standard for Inorganic Arsenic Emissions from Glass Manufacturing Plants
Subpart O National Emission Standard for Inorganic Arsenic Emissions from Primary Copper Smelters
Subpart P2 National Emission Standard for Inorganic Arsenic Emissions from Arsenic Trioxide and Metallic Arsenic Production Facilities
Subpart Q2 National Emission Standard for Radon Emissions from Department of Energy Facilities
Subpart R2 National Emission Standard for Radon Emissions from Phosphogypsum Stacks
Subpart S [Reserved]
Subpart T2 National Emission Standards for Radon Emissions from the Disposal of Uranium Mill Tailings
Subpart U [Reserved]
Subpart V National Emission Standards for Equipment Leaks (Fugitive Emission Sources)
Subpart W2 National Emission Standards for Radon Emissions from Operating Mill Tailings
Subpart X [Reserved]
Subpart Y National Emission Standards for Benzene Emissions from Benzene Storage Vessels
Subparts Z - AA [Reserved]
Subpart BB National Emission Standard for Benzene Emissions from Benzene Transfer Operations
Subparts CC - EE [Reserved]
Subpart FF National Emission Standard for Benzene Waste Operations

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