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Federal Register · Proposed Rule · Jun 11, 2025
This action is being taken under the Clean Air Act (CAA). DATES: Written comments must be received on or before July 11, 2025. … Statutory and Executive Order Reviews Under the Clean Air Act, the Administrator is required to approve a SIP submission that complies with the provisions of the Clean Air Act and applicable Federal regulations
90 FR 24549Environmental Protection AgencyFederal Register · Proposed Rule · Aug 23, 1995
This action is being taken under section 110 of the Clean Air Act. … EPA will not institute a second comment period on this action. Any parties interested in commenting on this action should do so at this time.
60 FR 43737Environmental Protection AgencyFederal Register · Proposed Rule · Nov 19, 1999
The implementation plan revisions were submitted by these States to satisfy the requirements of section 176(c) of the Clean Air Act for revisions to the SIP which contain criteria and procedures for assessing … EPA will not institute a second comment period on this action. Any parties interested in commenting on this action should do so at this time.
64 FR 63271Environmental Protection AgencyApproval and Promulgation of State Implementation Plans; Wisconsin
Federal Register · Proposed Rule · Aug 16, 2001
The program reduces air pollution from motor vehicles by identifying and requiring repair of high emitting vehicles. This action is being taken under the Clean Air Act. … EPA does not plan to institute a second comment period on this action. Any parties interested in commenting on this document should do so at this time.
66 FR 42974Environmental Protection AgencyFederal Register · Proposed Rule · Mar 10, 2006
The revisions that EPA is approving supplement the current requirements for new construction and modifications and are more stringent than the Federal Clean Air Act (CAA or the Act) and EPA regulations … EPA will not institute a second comment period. Any parties interested in commenting on this action should do so at this time.
71 FR 12310Environmental Protection AgencyFederal Register · Proposed Rule · Apr 30, 1997
Air Act, as amended in 1990 (CAA or the Act). … The EPA will not institute a second comment period on this document. Any parties interested in commenting on this action should do so at this time.
62 FR 23420Environmental Protection AgencyFederal Register · Proposed Rule · Jun 26, 2000
An option which is always available under the Clean Air Act is for an area such as Ada County to apply for a redesignation to attainment. … , within the limits permitted by the requirements of the Clean Air Act, to minimize any unnecessary impacts.
65 FR 39321Environmental Protection AgencyFederal Register · Proposed Rule · Feb 10, 2015
We are proposing to approve local rules to regulate these emission sources under the Clean Air Act (CAA or the Act). DATES: Any comments on this proposal must arrive by March 12, 2015. … We do not plan to open a second comment period, so anyone interested in commenting should do so at this time. If we do not receive adverse comments, no further activity is planned.
80 FR 7398Environmental Protection AgencyFederal Register · Proposed Rule · Sep 20, 2012
We are proposing to approve local rules to regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act). … We do not plan to open a second comment period, so anyone interested in commenting should do so at this time. If we do not receive adverse comments, no further activity is planned.
77 FR 58352Environmental Protection AgencyFederal Register · Proposed Rule · Jan 9, 2014
The EPA is proposing to approve this SIP revision because it satisfies the requirements of sections 110 and part D of the Clean Air Act (CAA), and EPA's policy and guidance. … EPA will not institute a second comment period. Any parties interested in commenting on this action should do so at this time.
79 FR 1608Environmental Protection AgencyApproval and Promulgation of Implementation Plans; California; California Mobile Source Regulations
Federal Register · Proposed Rule · Nov 12, 2015
Background Under the Clean Air Act (“Act” or CAA), the EPA establishes national ambient air quality standards (NAAQS) to protect public health and welfare, and has established such ambient standards for … Thus, in reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.
80 FR 69915Environmental Protection AgencyFederal Register · Proposed Rule · Dec 1, 2004
SUMMARY: EPA issued a proposed Clean Air Mercury Rule (CAMR) under the Clean Air Act (CAA) concerning coal- and oil-fired electric utility steam generating units (power plants) on January 30, 2004, … EPA received specific comments on the power sector modeling results from the following commenters: Center for Clean Air Policy (CCAP) (OAR-2002-0056-3447); Cinergy (OAR-2002-0056-4317 and -4318); Clean
69 FR 69864Environmental Protection AgencyFederal Register · Proposed Rule · Aug 26, 2014
This action is being taken under section 110 of the Clean Air Act (CAA). DATES: Written comments must be received on or before September 25, 2014. … EPA will address all public comments in a subsequent final rule based on this proposed rule. EPA will not institute a second comment period on this action.
79 FR 50883Environmental Protection AgencyApproval and Promulgation of Implementation Plans; Iowa; Interstate Transport of Pollution
Federal Register · Proposed Rule · Mar 8, 2007
Air Act Section 110(a)(2)(D)(i). … EPA will not institute a second comment period on this action. Any parties interested in commenting on this action should do so at this time.
72 FR 10453Environmental Protection AgencyAir Plan Approval; Alabama: Volatile Organic Compounds
Federal Register · Proposed Rule · Sep 16, 2016
This action is being taken pursuant to the Clean Air Act. DATES: Written comments must be received on or before October 17, 2016. … EPA will not institute a second comment period on this document. Any parties interested in commenting on this document should do so at this time. Dated: September 2, 2016. V.
81 FR 63734Environmental Protection AgencyAir Plan Approval; Tennessee: Reasonable Measures Required
Federal Register · Proposed Rule · Apr 7, 2017
EPA is proposing to approve this SIP revision because it is consistent with the Clean Air Act and federal regulations governing SIPs. … EPA will not institute a second comment period on this document. Any parties interested in commenting on this document should do so at this time. Dated: March 15, 2017. V.
82 FR 16981Environmental Protection AgencyNational Emission Standards for Hazardous Air Pollutants: Publicly Owned Treatment Works
Federal Register · Proposed Rule · Dec 27, 2016
the results of the residual risk and technology review (RTR) conducted under the Clean Air Act (CAA). … , A Legislative History of the Clean Air Act Amendments of 1990, vol. 1, p. 877 (Senate debate on Conference Report).
81 FR 95352Environmental Protection AgencyFederal Register · Proposed Rule · Jun 1, 2009
EPA is proposing to approve the SIP revision pursuant to section 110 of the Clean Air Act. … EPA will not institute a second comment period on this document. Any parties interested in commenting on this document should do so at this time.
74 FR 26141Environmental Protection AgencyFederal Register · Proposed Rule · Apr 25, 2011
These negative declarations certify that LMWC, SMWC, HMIWI, and OSWI units, as indicated above, subject to the requirements of Sections 111(d) and 129 of the Clean Air Act do not exist in areas covered … EPA will not institute a second comment period on this document. Any parties interested in commenting on this document should do so at this time. Dated: January 13, 2011. A.
76 FR 22861Environmental Protection AgencyRevisions to the California State Implementation Plan, South Coast Air Quality Management District
Federal Register · Proposed Rule · Jan 22, 2004
We are proposing to approve local rules to regulate these emission sources under the Clean Air Act as amended in 1990 (CAA or the Act). … We do not plan to open a second comment period, so anyone interested in commenting should do so at this time. If we do not receive adverse comments, no further activity is planned.
69 FR 3055Environmental Protection Agency
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