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Federal Register · Rule · Jul 7, 2025
ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA-R04-OAR-2024-0049; FRL-12620-02-R4] Air Plan Approval; Florida; Revisions to Stationary Sources—Removal of Clean Air Interstate Rule Provisions … EPA is approving these changes pursuant to the Clean Air Act (CAA or Act). DATES: This rule is effective August 6, 2025.
90 FR 29745Environmental Protection AgencyFederal Register · Proposed Rule · Sep 22, 1999
The intended effect of proposing approval of these rules is to regulate emissions of sulfur dioxide (SO2) in accordance with the requirements of the Clean Air Act, as amended in 1990 (CAA or the Act). … DATES: Comments must be received on or before October 22, 1999. ADDRESSES: Comments may be mailed to: Andrew Steckel, Rulemaking Office, (AIR-4), Air Division, U.S.
64 FR 51278Environmental Protection AgencyApproval of Arizona Air Plan; Hayden Lead Nonattainment Area Plan for the 2008 Lead Standard
Federal Register · Rule · Nov 14, 2018
SUMMARY: The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the State of Arizona to meet Clean Air Act (CAA or “Act”) requirements applicable … The EPA's proposed action provided a 30-day public comment period. During this period, we received six anonymous comments.
83 FR 56734Environmental Protection AgencyFederal Register · Rule · Mar 12, 2019
This SIP revision (hereinafter called the “Miami SO 2 Plan” or “Plan”) includes Arizona's attainment demonstration and other elements required under the Clean Air Act (CAA or “Act”). … 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 May 13, 2019.
84 FR 8813Environmental Protection AgencyCross Petition — American Trucking Assns., Inc. v. Browner
Supreme Court brief · Cross Petition · 2000
Clean Air Act § 109(d), ee ED ekacccvessneedseuckacessens 3 Clean Air Act § 109(d)(2)(C)iv), Se es PEEIED ccccdccccocsuécses 41 Clean Air Act § 110, aus cesnadeneehueuswascheuusdes 3 Clean Air … available for public comment (hereinafter referred to as the “comment period”).
530 U.S. 1202Approval and Promulgation of State Implementation Plan; Wisconsin; Autobody Refinishing SIP Revision
Federal Register · Rule · Feb 12, 1996
This regulation was submitted to generate reductions in VOC emissions, which the State will use to fulfill the 15 percent requirement of the amended Clean Air Act. … A second public comment period will not be held. Parties interested in commenting on this action should do so at this time.
61 FR 5306Environmental Protection AgencyFederal Register · Proposed Rule · Sep 11, 2001
Background The Clean Air Act Amendments of 1990 (the Clean Air Act) require certain states to implement an enhanced Inspection and Maintenance (I/M) program to detect gasoline-fueled motor vehicles which … Air Act.
66 FR 47130Environmental Protection AgencyFederal Register · Rule · Jan 22, 1997
The intended effect of approving these rules is to regulate emissions of oxides of nitrogen (NOx) in accordance with the requirements of the Clean Air Act, as amended in 1990 (CAA or the Act). … All five rules are required to satisfy the mandates of the Clean Air Act requirements, and were submitted pursuant to the CAA requirements cited above.
62 FR 3220Environmental Protection AgencyFederal Register · Rule · Dec 26, 2019
See General Preamble for the Implementation of Title I of the Clean Air Act Amendments of 1990, 57 FR 13498, 13569 (Apr. 16, 1992). … 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 by February 24
84 FR 70897Environmental Protection AgencyAir Plan Approval; Arizona; Maricopa County Air Quality Department
Federal Register · Rule · Jan 16, 2025
We are also approving a local rule that regulates these emission sources under the Clean Air Act (CAA or “the Act”). DATES: This rule is effective February 18, 2025. … Public Comments and EPA Responses The EPA's proposed action provided a 30-day public comment period. During this period, we received no comments. III. EPA Action No comments were submitted.
90 FR 4652Environmental Protection AgencyFederal Register · Rule · Jan 6, 2026
SUMMARY: The Environmental Protection Agency (EPA) is finalizing revisions to the Regional Haze Rule (RHR) under the Clean Air Act (CAA) to change the due date for the next round of State Implementation … See Legislative History of the Clean Air Act Amendments of 1977 Public Law 95-95 (1977), H.R. Rep. No. 95-564, at 535.
91 FR 331Environmental Protection AgencyFederal Register · Rule · Apr 1, 2026
pursuant to a technology review under Clean Air Act (CAA) section 112(d)(6). … pollution control device CAA Clean Air Act CDX Central Data Exchange CEDRI Compliance and Emissions Data Reporting Interface CFR Code of Federal Regulations CMAS Chemical Manufacturing Area Source
91 FR 16502Environmental Protection AgencyFederal Register · Proposed Rule · Sep 16, 2011
Background Information What are the Clean Air Act (CAA) requirements for a moderate 8-hr ozone nonattainment area? … Background Information What are the Clean Air Act (CAA) requirements for a moderate 8-hour ozone nonattainment area?
76 FR 57696Environmental Protection AgencyFederal Register · Rule · Apr 3, 2008
Public Comment and EPA Response EPA's proposed action provided a 30-day public comment period. … Air Act.
73 FR 18162Environmental Protection AgencyFederal Register · Proposed Rule · Jul 31, 2009
ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA-R03-OAR-2009-0506; FRL-8938-3] Approval and Promulgation of Air Quality Implementation Plans; Commonwealth of Pennsylvania; Determination of Clean … This proposed action, if finalized, would not constitute a redesignation to attainment under section 107(d)(3) of the Clean Air Act (CAA), because we would not yet have an approved maintenance plan for
74 FR 38158Environmental Protection Agency30-Day Notice of Submission to the Office of Management and Budget; Opportunity for Public Comment
Federal Register · Notice · Aug 10, 2007
Description of Need: The Clean Air Act includes provisions designed to maintain and enhance visibility at national parks and wilderness areas (Sections 169A, 169B, and 110(a)(2)(j)). … The NPS is directed by its Organic Act to “conserve the scenery * * * unimpaired for the enjoyment of future generations” (16 U.S.C. 1) and the Clean Air Act charges the NPS with an “affirmative responsibility
72 FR 45066Interior DepartmentNational Park ServiceFederal Register · Notice · Nov 20, 2014
EPA issued a waiver under section 209(b) of the Clean Air Act (CAA or Act) for the HD OBD Requirements in 2008. 1 In 2010, CARB updated the regulation to align the HD OBD Requirements with OBD regulations … Sections 209(b) and 209(e) of the Clean Air Act limit EPA's authority to deny California requests for waivers and authorizations to the three criteria listed therein.
79 FR 69104Environmental Protection AgencyFederal Register · Rule · Aug 19, 2005
or refer to the Clean Air Act, unless the context indicates otherwise. … The NPR also opened a 30-day public comment period on this proposed Agency action. We did not receive any comments.
70 FR 48650Environmental Protection AgencyFederal Register · Proposed Rule · Apr 9, 2010
The EPA is proposing to approve these revisions pursuant to section 110 of the Federal Clean Air Act (CAA). DATES: Written comments must be received on or before May 10, 2010. … EPA will not institute a second comment period. Any parties interested in commenting on this action should do so at this time.
75 FR 18142Environmental Protection AgencyFederal Register · Proposed Rule · Sep 29, 2021
Air Act regulations, such as HCFC-22. … by the comment period deadline.
86 FR 53916Environmental Protection Agency
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