Laws & Regulations
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Group I Polymers and Resins: National Emission Standards for Hazardous Air Pollutants (NESHAP)
Learn about the NESHAP regulation for Group I polymers and resins. Find the link to the Code of Federal Regulations, the federal register citations, fact sheets, related rules and the rule summary.
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2015 Ozone National Ambient Air Quality Standards Nonattainment Actions
Actions relating to areas initially designated nonattainment for the 2015 ozone NAAQS.
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Fact Sheet: Rule 24 - Listing of HFO-1234yf under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Nonroad Vehicles and Servicing Fittings for Small Refrigerant Cans
Under section 612 of the Clean Air Act, EPA reviews substitutes within a comparative risk framework.
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Pollution Prevention Timeline
Information on Pollution prevention laws, definitions and policies including a list of relevant executive orders.
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Frequent Questions related to Transportation, Air Pollution, and Climate Change
Frequently asked questions and answers that are received by EPA's Office of Transportation and Air Quality.
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Notices of Intent Archive: 2005, 2010, & 2017 Remediation General Permits (RGP) for Massachusetts & New Hampshire
Notices of Intent Archive for the 2005 & 2010 Remediation General Permits (RGP) in Massachusetts and New Hampshire
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Government Partnerships to Reduce Air Pollution
The Clean Air Act calls for state, local, federal and tribal governments to implement the Act in partnership to reduce pollution. Roles vary depending on the nature of the air pollution problem.
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OAR Regulatory Reform
The U.S. EPA's Office of Air and Radiation is hosting a public teleconference to solicit input on specific air and radiation actions that should be considered for “repeal, replacement, or modification” to reduce regulatory burden consistent with EO 13777.
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EPA’s Lead-based Paint Enforcement Helps Protect Children and Vulnerable Communities - 2021
The Toxic Substances Control Act (TSCA) New and Existing Chemicals (NEC) Program is exclusively a federal program that provides for review of the risk of chemicals prior to their manufacture and importation to prevent unreasonable risk to human health
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Learn About Volkswagen Violations
Learn about EPA's issued notice of violation (NOV) of the Clean Air Act (CAA) to Volkswagen. The NOV alleges software that circumvents EPA emissions standards for certain air pollutants.
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City of Indianapolis Settlement
An agreement with the city of Indianapolis on important modifications to a 2006 consent decree that will make Indianapolis' sewer system more efficient
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City of Indianapolis Consent Decree and Amendments to 2006 Clean Water Act Consent Decree: No. 1:06-cv-01456-SEB-TAB
This is the first and second amendment to 2006 Clean Water Act consent decree for the City of Indianapolis.
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Land Disposal Restrictions: Summary of Requirements
Clarifies the requirements of the Land Disposal Restrictions (LDR) program
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Guidelines and Permitting for Livestock Anaerobic Digesters
Provides information and a listing of resources for anaerobic digester guidelines, codigestion guidelines and permitting
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Progress Cleaning the Air and Improving People's Health
Actions to implement the Clean Air Act have achieved dramatic reductions in air pollution, preventing hundreds of thousands of cases of serious health effects each year.
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UIC Permit: PAS2R909BWAR
KCS Energy underground injection control permit
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UIC Rule Authorization: PAS2R301AMCK
Snyder Brothers UIC rule authorized permit PAS2R301AMCK
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UIC Permit: PAS2R410BMCK
This is a copy of the UIC permit for Pennhills Resources, LLC in McKean County, Pennsylvania.
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Hot Mix Asphalt Plants General Air Quality Permit Coverage for Poe Asphalt Inc. - Fighting Creek Portable Plant at the Fighting Creek Quarry, Coeur d' Alene, ID on the Coeur d' Alene Reservation
EPA's approval of coverage under the HMA general permit for Poe Asphalt Inc. - Fighting Creek (HMA Plant) - Fighting Creek Quarry, Coeur d' Alene, ID on the Coeur d' Alene Reservation.