Documents

Approval and Promulgation of Implementation Plans, North Carolina: Approval of Revisions to the North Carolina State Implementation Plan

Federal Register · Rule · Feb 1, 1996

All public comments received will then be addressed in a subsequent final rule based on this action serving as a proposed rule. The EPA will not institute a second comment period on this action. … Air Act.

Approval and Promulgation of Air Quality Implementation Plans; Revised Format for Materials Being Incorporated by Reference for Wyoming

Federal Register · Rule · Nov 2, 2006

This section sets forth the applicable State Implementation Plan for Wyoming under section 110 of the Clean Air Act, 42 U.S.C. 7410 and 40 CFR part 51 to meet national ambient air quality standards or … other requirements under the Clean Air Act.

Interstate Transport Prongs 1 and 2 for the 2012 Fine Particulate Matter (PM2.5) Standard for Colorado, Montana, North Dakota, South Dakota and Wyoming

Federal Register · Rule · Jul 5, 2018

The public comment period for this proposed rule ended on June 8, 2018. The EPA received four anonymous comments on the proposal. II. … Under section 307(b)(1) of the Clean Air Act, petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit by September 4, 2018.

Approval and Promulgation of State Implementation Plan Revisions; Infrastructure Requirements for the 1997 8-Hour Ozone National Ambient Air Quality Standard; Colorado

Federal Register · Rule · Jul 22, 2011

SUMMARY: EPA is approving the State Implementation Plan (SIP) submission from the State of Colorado to demonstrate that the SIP meets the requirements of Sections 110(a)(1) and (2) of the Clean Air Act … the Clean Air Act, unless the context indicates otherwise.

Pennsylvania Regulatory Program

Federal Register · Rule · Jan 15, 2026

The public comment period was originally set to end on April 11, 2018. … relate to air or water quality standards issued under the authority of the Clean Water Act (33 U.S.C. 1251 et seq. ) or the Clean Air Act (42 U.S.C. 7401 et seq. ).

Airworthiness Directives; General Electric Company Turboprop Engines

Federal Register · Rule · Feb 13, 2018

comment. … for safety in air commerce.

Protection of Stratospheric Ozone; Listing of Substitutes for Ozone-Depleting Substances

Federal Register · Rule · Apr 28, 1999

Statutory Requirements Section 612 of the Clean Air Act (CAA) authorizes EPA to develop a program for evaluating alternatives to ozone-depleting substances. … Air Act. b.

Approval and Promulgation of Implementation Plans; Alabama, Mississippi and South Carolina; Certain Visibility Requirements for the 2008 Ozone Standards

Federal Register · Rule · Aug 12, 2015

This action pertains to the Clean Air Act (CAA or Act) infrastructure requirements for the 2008 8-hour ozone National Ambient Air Quality Standards (NAAQS). … EPA will address all relevant adverse comment received during the comment period in a subsequent final rule based on the proposed rule. EPA will not institute a second comment period on this action.

Approval and Promulgation of Implementation Plans; California; San Joaquin Valley, Revisions to Motor Vehicle Emissions Budgets for Ozone

Federal Register · Rule · Sep 14, 2026

The EPA is approving the updated SJV ozone budgets in accordance with the requirements of the Clean Air Act (CAA or “Act”) and the EPA's regulations. … Public Comments Our July 9, 2026 proposed rule provided a 30-day public comment period, which closed on August 10, 2026. During this period, we received comments from five commenters.

Action To Ensure Authority To Issue Permits Under the Prevention of Significant Deterioration Program to Sources of Greenhouse Gas Emissions: Finding of Failure To Submit State Implementation Plan Revisions Required for Greenhouse Gases

Federal Register · Rule · Dec 29, 2010

SUMMARY: The EPA is making a finding that seven states have failed to submit revisions to their EPA-approved state implementation plans (SIPs) to satisfy requirements of the Clean Air Act (CAA) to apply … 6  “Interpretation of Regulations that Determine Pollutants Covered by Clean Air Act Permitting Programs.” 75 FR 17004 (April 2, 2010).

Air Quality Implementation Plans; Alabama; Attainment Plan for the Alabama Portion of the Chattanooga 1997 Annual PM2.5 Nonattainment Area

Federal Register · Rule · Oct 5, 2012

This action is being taken in accordance with the Clean Air Act (CAA or Act) and the “Clean Air Fine Particle Implementation Rule,” hereafter referred to as the “PM 2.5 Implementation Rule,” issued … The comment period for EPA's July 12, 2012, proposed rulemaking closed on August 13, 2012.

Approval and Promulgation of State Implementation Plan, North Carolina: Approval of Cape Industries, Air Permit No. 130R17

Federal Register · Rule · Sep 20, 1996

Under section 307(b)(1) of the Clean Air Act (CAA), 42 U.S.C. 7607(b)(1), petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit by … Air Act.

Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; State of Connecticut

Federal Register · Rule · May 14, 1996

Air Act. … Opportunity for Judicial Review Under Section 307(b)(1) of the Clean Air Act, petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit

Federal Implementation Plan for the Billings/Laurel, MT, Sulfur Dioxide Area

Federal Register · Rule · Apr 21, 2008

to the Clean Air Act, unless the context indicates otherwise. … Terms not defined below that are defined in the Clean Air Act or regulations implementing the Clean Air Act, shall have the meaning set forth in the Clean Air Act or such regulations.

Approval and Promulgation of Implementation Plans; Louisiana; Rescission of the Section 182(f) and 182(b)(1) Exemptions to the Nitrogen Oxides Control Requirements for the Baton Rouge Ozone Nonattainment Area

Federal Register · Rule · May 5, 2003

Upon rescission of the NO X exemptions, the State will need to implement NO X controls to meet the Clean Air Act's (the Act) requirements for Reasonably Available Control Technology (RACT), Nonattainment … Air Act.

Extension of Interim Revised Durability Procedures for Light-Duty Vehicles and Light-Duty Trucks

Federal Register · Rule · Nov 15, 1996

such oral comments pursuant to section 307(d)(5) of the Clean Air Act, as amended. … Statutory Authority Authority for the actions promulgated in this final rule is granted to EPA by sections 202, 203, 205, 206, 207, 208, 215, 216, 217, and 301(a), of the Clean Air Act, as amended

Standards of Performance for New Stationary Sources; Standards of Performance for Nonmetallic Mineral Processing Plants; Amendments

Federal Register · Rule · Jun 9, 1997

Clean Air Act Procedural Requirements 1. The effective date of this revised regulation is June 9, 1997. … Air Act.

Air Plan Approval; Illinois; Regional Haze Progress Report; Withdrawal of Direct Final Rule

Federal Register · Rule · Dec 8, 2017

under the Clean Air Act as a revision to the Illinois State Implementation Plan (SIP). … EPA will not institute a second comment period on this action.

Air Plan Approval; Wisconsin; Regional Haze Progress Report; Withdrawal of Direct Final Rule

Federal Register · Rule · Dec 8, 2017

under the Clean Air Act as a revision to the Wisconsin State Implementation Plan (SIP). … EPA will not institute a second comment period on this action.

Air Plan Approval; Arkansas; Codification of the State Implementation Plan

Federal Register · Rule · Jan 26, 2026

Thus, in reviewing SIP submissions, the EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act. … of 1995 (15 U.S.C. 272 note) because application of those requirements would be inconsistent with the Clean Air Act.