Documents

Approval and Promulgation of Implementation Plans; California State Implementation Plan Revision, South Coast Air Quality Management District

Federal Register · Rule · Nov 8, 1996

available control technology (RACT) requirements of the Clean Air Act (CAA). … Response: Section 110(i) of the Clean Air Act prohibits the use of variances to change the federally-enforceable SIP.

Air Quality; Revision to Definition of Volatile Organic CompoundsExclusion of Perchloroethylene

Federal Register · Rule · Feb 7, 1996

Perc will continue to be regulated as a hazardous air pollutant under section 112 of the Clean Air Act. … For these reasons EPA believes that regulation under section 112 of the Clean Air Act is appropriate.

Partial Approval, Conditional Approval, and Partial Disapproval of Air Quality State Implementation Plans; Nevada; Infrastructure Requirements for Fine Particulate Matter

Federal Register · Rule · Feb 16, 2023

Public Comments and EPA Responses The EPA's proposed action provided a 30-day public comment period that ended on November 16, 2020. … During this period, the EPA received three separate anonymous comments. The full text of all three comments is available in the docket for this rulemaking.

Approval and Promulgation of Air Quality Implementation Plans; Maryland; Control of Emissions of Volatile Organic Compounds From Consumer Products

Federal Register · Rule · Dec 9, 2003

EPA is approving these revisions to the Maryland SIP in accordance with the requirements of the Clean Air Act. … In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; VOC and NOX RACT Determinations for Six Individual Sources

Federal Register · Rule · Oct 15, 2003

EPA is approving these revisions to establish RACT requirements in the SIP in accordance with the requirements of the Clean Air Act. … In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Incorporation of Employee Commute Option Program in the State Implementation Plan; Indiana

Federal Register · Rule · Mar 8, 1995

These rules were submitted to satisfy section 182(d)(1)(b) of the Clean Air Act (Act) which requires that employers in severe ozone nonattainment areas with 100 or more employees at a worksite participate … * * * * * (c) * * * (92) On February 25, 1994, Indiana submitted an employee commute option rule intended to satisfy the requirements of section 182(d)(1)(B) of the Clean Air Act Amendments of

Approval and Promulgation of Air Quality Implementation Plans; Louisiana; Approval of Section 110(a)(1) Maintenance Plans for the 1997 8-Hour Ozone Standard for the Parishes of Calcasieu and St. James

Federal Register · Rule · Oct 9, 2008

EPA is approving the revisions pursuant to section 110 of the Federal Clean Air Act (CAA). … Wegman to Air Division Directors, Maintenance Plan Guidance Document for Certain 8-hour Ozone Areas Under Section 110(a)(1) of Clean Air Act, May 20, 2005).

Approval and Promulgation of Maintenance Plan for Carbon Monoxide; State of Arizona; Tucson Air Planning Area

Federal Register · Rule · Dec 21, 2009

SUMMARY: Pursuant to the Clean Air Act, EPA is approving two revisions to the Arizona State Implementation Plan. … Public Comment EPA's proposed action provided a 30-day public comment period. During this period, we received no comments. III.

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; VOC and NOX RACT Determinations for Two Individual Sources

Federal Register · Rule · May 7, 2003

EPA is approving these revisions to establish VOC and NO X RACT requirements in the SIP in accordance with the Clean Air Act (CAA). … In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Air Quality Implementation Plans; North Carolina; Miscellaneous Revisions to the Forsyth County Local Implementation Plan

Federal Register · Rule · Feb 17, 2000

EPA is approving these revisions because they are consistent with the requirements set forth in the Clean Air Act as amended in 1990. … Final Action EPA is approving the aforementioned changes to the State Implementation Plan (SIP) because they are consistent with the Clean Air Act and EPA requirements.

Approval and Promulgation of Air Quality Implementation Plans; Connecticut; One-Hour Ozone Attainment Demonstration and Attainment Date Extension for the Greater Connecticut Ozone Nonattainment Area

Federal Register · Rule · Jan 3, 2001

EPA's Extension Policy is inconsistent with Clean Air Act sections 179(c) and (d). … is embodied in Clean Air Act provisions, in determining the applicable attainment date.

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

Federal Register · Rule · Oct 16, 1996

Under sections 608 and 609 of the Clean Air Act, it is illegal to vent any alternative refrigerant. … Regulations regarding recycling and reclamation issued under section 609 of the Clean Air Act apply to this blend.

Air Plan Approval; Vermont; Regional Haze Five-Year Progress Report

Federal Register · Rule · Dec 18, 2017

Vermont's SIP revision addresses requirements of the Clean Air Act (CAA) and EPA's rules that require states to submit periodic reports describing the progress toward reasonable progress goals (RPGs) established … Thus, in reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Implementation Plans; Oregon

Federal Register · Rule · Aug 31, 2000

These actions are taken at the request of the Governor of Oregon in response to Clean Air Act (Act) requirements and EPA regulations. … Air Act.

Determination of Attainment of Ozone Standard by Ashland, Kentucky, Northern Kentucky (Cincinnati Area), Charlotte, North Carolina, and Nashville, Tennessee, and Determination Regarding Applicability of Certain Reasonable Further Progress and Attainment Demonstration Requirements

Federal Register · Rule · Jun 22, 1995

Background Subpart 2 of Part D of Title I of the Clean Air Act (CAA) contains various air quality planning and state implementation plan (SIP) submission requirements for ozone nonattainment areas … 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 August 21, 1995.

Revisions of the Nonattainment Designation for the 2008 and 2015 Ozone Standards and Clean Data Determinations for the 2008 and 2015 Ozone Standards: Cecil County, MD and New Castle County, DE

Federal Register · Rule · Jun 4, 2026

The comment period for the proposal ran from January 2, 2026 to February 9, 2026, which included a 7-day comment period extension. … of 1995 (15 U.S.C. 272 note) because application of those requirements would be inconsistent with the Clean Air Act.

Air Plan Approval; Washington; Infrastructure Requirements for the 2010 Sulfur Dioxide and 2015 Ozone Standards

Federal Register · Rule · Feb 18, 2021

SUMMARY: Whenever the Environmental Protection Agency (EPA) promulgates a new or revised National Ambient Air Quality Standard (NAAQS), the Clean Air Act requires each state to make a State Implementation … Page, Director, Office of Air Quality Planning and Standards. “Guidance on Infrastructure State Implementation Plan (SIP) Elements under Clean Air Act Section 110(a)(1) and 110(a)(2).”

Approval and Promulgation of State Implementation Plans; New York; Emission Statement Certification of the 2008 and 2015 Ozone National Ambient Air Quality Standards

Federal Register · Rule · Aug 14, 2025

These actions are being taken in accordance with the requirements of the Clean Air Act (CAA). The EPA proposed to approve this SIP revision on May 8, 2025, and received no comments. … What comments were received in response to the EPA's proposed action? The EPA provided a 30-day review and comment period for the May 8, 2025, proposed rule.

Approval and Promulgation of Air Quality Implementation Plans; State of Colorado; Second 10-Year Carbon Monoxide Maintenance Plan for Colorado Springs

Federal Register · Rule · Aug 1, 2013

or refer to the Clean Air Act, unless the context indicates otherwise. … (See Clean Air Act section 307(b)(2).)

General Permits and Permits by Rule for the Federal Minor New Source Review Program in Indian Country for Five Source Categories

Federal Register · Rule · May 1, 2015

Air Act (CAA). … to Emit (PTE) of a Stationary Source Under Section 112 and Title V of the Clean Air Act (Act),” from John S.