Laws & Regulations

Petitions and EPA's Response for Rehearing the Greenhouse Gas Court Decision

View the U.S. Chamber of Commerce's and the National Association of Manufacturers' (with others) petitions to the U.S. Court of Appeals-D.C. Circuit to rehear the case, as well as the Department of Justice and EPA's response to the petitions.

U.S. Court of Appeals–D.C. Circuit Upholds EPA's Action to Reduce Greenhouse Gases Under the Clean Air Act

View greenhouse gas court decisions.

Endangerment and Cause or Contribute Findings for Greenhouse Gases Under the Clean Air Act

Read the Endangerment and Cause or Contribute Findings for Greenhouse Gases under the Clean Air Act, signed by the Administrator on December 7, 2009. The final findings were published in the Federal Register under Docket ID No. EPA-HQ-OAR-2009-0171.

Clean Air Planning Act of 2005 (October 2005)

Download the Multi-Pollutant Legislative Analysis: The Clean Air Planning Act (Carper, S.1843 in 108th).

EPA’s Response to the Petitions to Reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean Air Act

View the individual sections of EPA's Response to the Petitions to Reconsider the Endangerment and Cause or Contribute Findings for Greenhouse Gases under Section 202(a) of the Clean Air Act.

EPA Approved South Carolina Source-Specific Requirements

North Carolina SIP: Subchapter 2D - Air Pollution Control Requirements: Section 2D.1300: Oxygenated Gasoline Standard

Establishes a system for classifying air pollution sources deemed by Commission to be of sufficient importance to justify classification or control - Section 2D.1300: Oxygenated Gasoline Standard as of 9/1/22

North Carolina SIP: Subchapter 2Q Air Quality Permit Requirements: Section NCAC 2Q.800: Exclusionary Rules

Establishes a system for classifying air pollution sources deemed by Commission to be of sufficient importance to justify classification or control.

Mississippi SIP: MS Ethics Commission - Title 25 - Public Officers and Employees; Public Records - Chapter 4 - Ethics in Government

Public Officers and Employees; Public Records - Ethics in Government as it applies to ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations

Mississippi SIP: Title 11, Part 2, Chapter 2 - Permit Regulations for the Construction and/or Operation of Air Emissions Equipment

Permit Regulations for the Construction and/or Operation of Air Emissions Equipment involved in ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations

Mississippi SIP: Title 11, Part 2, Chapter 11: MS DEQ, Regulations for Ambient Air Quality Nonattainment Areas

Regulations for Ambient Air Quality Nonattainment Areas involved in ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations

Mississippi SIP: Title 11, Part 2, Chapter 3 - Regulations for the Prevention of Air Pollution Emergency Episodes

Regulations for the Prevention of Air Pollution Emergency Episodes involved in ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations

Mississippi SIP: Title 11, Part 2, Chapter 5 - Regulations for the Prevention of Significant Deterioration of Air Quality

Regulations for the Prevention of Significant Deterioration of Air Quality in MS areas involved in ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations

Mississippi SIP: Title 11, Part 2, Chapter 1 - Air Emission Regulations for the Prevention, Abatement and Control of Air Contaminants

Air Emission Regulations for the Prevention, Abatement and Control of Air Contaminants for areas involved in ambient air quality standards & regulations in MS + where to obtain copies of referenced federal regulations