Documents

Determination of Nonattainment as of November 15, 1996, and Reclassification of the St. Louis Ozone Nonattainment Area; States of Missouri and Illinois

Federal Register · Rule · Jan 30, 2003

Air Act (CAA or Act). … These standards present state and local governments with the air quality levels they must meet to achieve clean air.

Delegation of National Emission Standards for Hazardous Air Pollutants for Source Categories; Nevada

Federal Register · Rule · Feb 27, 2012

Delegation of NESHAP Section 112(l) of the Clean Air Act, as amended in 1990 (CAA), authorizes EPA to delegate to State or local air pollution control agencies the authority to implement and enforce the … Authority: This action is issued under the authority of Section 112 of the Clean Air Act, as amended, 42 U.S.C. Section 7412.

Approval and Promulgation of State Plans (Negative Declarations) for Designated Facilities and Pollutants: Maine and Massachusetts

Federal Register · Rule · Oct 11, 2024

Background The Clean Air Act (CAA) delineates regulations for air pollution emissions that can adversely impact public health. … 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 December 10, 2024.

Finding of Substantial Inadequacy of Implementation Plan; Call for California State Implementation Plan Revision; South Coast

Federal Register · Rule · Jan 7, 2013

SUMMARY: In response to a remand by the United States Court of Appeals for the Ninth Circuit, and pursuant to the Clean Air Act, EPA is taking final action to find that the California State Implementation … EPA proposed this finding pursuant to the “SIP call” authority found in section 110(k)(5) of the Clean Air Act (CAA or “Act”). 2 In our proposed rule, we explained that States remain obligated to

Air Plan Approval; OR: 2018 Permitting Rule Revisions

Federal Register · Rule · Oct 31, 2019

The EPA has determined the changes are consistent with Clean Air Act requirements. DATES: This final rule is effective December 2, 2019. … The public comment period for our proposed action ended on August 15, 2019. We received two comments. II.

Approval and Promulgation of Air Quality Implementation Plans; Colorado: Enhanced Vehicle Inspection and Maintenance Program

Federal Register · Rule · Jan 17, 1997

This action is being taken under Section 110 of the Clean Air Act (CAA). DATES: This action is effective on March 18, 1997 unless adverse or critical comments are received by February 18, 1997. … Petitions 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

Maintenance Plan and Redesignation Request; Nogales PM2.5 Planning Area; Arizona

Federal Register · Rule · Aug 15, 2022

The EPA is finalizing these actions because this SIP revision meets the applicable Clean Air Act (CAA or “Act”) requirements for maintenance plans and because the State has met the requirements under the … Public Comments Our March 2, 2022 proposed rule provided a 30-day public comment period that closed on April 1, 2022. During this comment period we received no comments on our proposal. III.

Approval and Promulgation of Implementation Plans; Texas and Oklahoma; Regional Haze State Implementation Plans; Interstate Visibility Transport State Implementation Plan to Address Pollution Affecting Visibility and Regional Haze; Federal Implementation Plan for Regional Haze

Federal Register · Rule · Jan 5, 2016

Air Act (CAA). … All terms used in this part but not defined herein shall have the meaning given them in the Clean Air Act (CAA) and in 40 CFR parts 51 and 60.

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

Federal Register · Rule · Jan 25, 2005

EPA evaluates submitted SIPs to determine if they meet the Clean Air Act's requirements. If a SIP meets the Clean Air Act's requirements, EPA will approve the SIP. … This section sets forth the applicable State implementation plan for Idaho under section 110 of the Clean Air Act, 42 U.S.C. 7401, and 40 CFR part 51 to meet national ambient air quality standards.

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Control of Commercial Fuel Oil Sulfur Limits for Combustion Units

Federal Register · Rule · Jul 10, 2014

This action is being taken under the Clean Air Act (CAA). DATES: This final rule is effective on July 10, 2014. … Our approval was limited due to Pennsylvania's reliance upon the Clean Air Interstate Rule (CAIR) for certain emission requirements for electric generating units.

Approval and Promulgation of Air Quality Implementation Plans; Withdrawal of Federal Implementation Plan; Texas; Prevention of Significant Deterioration; Greenhouse Gas Tailoring Rule Revisions

Federal Register · Rule · Nov 10, 2014

Air Act. … Air Act.

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 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.

Revising the Beryllium Standard for General Industry

Federal Register · Rule · Jul 14, 2020

OSHA requested comments on the appropriateness of this proposed time period. … accomplishment of procedures, and periodically review compliance with cleaning procedures (Document ID 0029, p. 2).

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).