id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id EPA-HQ-OAR-2023-0072-8110,EPA,EPA-HQ-OAR-2023-0072,EO 12866 Interagency Review. OMB Correspondence,Supporting & Related Material,E-mail,2023-11-20T05:00:00Z,2023,11,,,2023-11-21T01:37:20Z,,0,0,090000648627f8b4 EPA-HQ-OAR-2023-0072-8108,EPA,EPA-HQ-OAR-2023-0072,Small Business Advocacy Review (SBAR) Panel Report. October 2023,Supporting & Related Material,Report,2023-11-20T05:00:00Z,2023,11,,,2023-11-21T01:37:33Z,,0,0,090000648627f8b6 EPA-HQ-OAR-2023-0072-8109,EPA,EPA-HQ-OAR-2023-0072,Initial Regulatory Flexibility Analysis (IRFA),Supporting & Related Material,Analysis,2023-11-20T05:00:00Z,2023,11,,,2023-11-21T01:37:45Z,,0,0,090000648627f8b3 EPA-HQ-OAR-2023-0072-8107,EPA,EPA-HQ-OAR-2023-0072,List of EO 12866 Meetings,Supporting & Related Material,Meeting Materials,2023-11-20T05:00:00Z,2023,11,,,2023-11-21T01:37:57Z,,0,0,090000648627f8a7 EPA-HQ-OAR-2023-0072-8106,EPA,EPA-HQ-OAR-2023-0072,"New Source Performance Standards: Greenhouse Gas Emissions from New, Modified, and Reconstructed Fossil Fuel-Fired Electric Generating Units; Emission Guidelines for Greenhouse Gas Emissions from Existing Fossil Fuel-Fired Electric Generating Units; and Repeal of the Affordable Clean Energy Rule",Proposed Rule,Supplemental Notice of Proposed Rulemaking (SNPRM),2023-11-20T05:00:00Z,2023,11,2023-11-20T05:00:00Z,2023-12-21T04:59:59Z,2024-09-11T01:00:41Z,2023-25580,0,0,0900006486295cf1 EPA-HQ-OAR-2023-0072-0884,EPA,EPA-HQ-OAR-2023-0072,List of EO 12866 Meetings,Supporting & Related Material,Memorandum,2023-08-25T04:00:00Z,2023,8,,,2023-08-26T06:18:27Z,,0,0,0900006485a3916f EPA-HQ-OAR-2023-0072-0239,EPA,EPA-HQ-OAR-2023-0072,Memorandum. Public Hearing Transcripts,Supporting & Related Material,Transcript,2023-08-02T04:00:00Z,2023,8,,,2023-08-03T01:04:21Z,,0,0,0900006485cd1e3a EPA-HQ-OAR-2023-0072-0237,EPA,EPA-HQ-OAR-2023-0072,Memorandum on Additional Modeling Analysis,Supporting & Related Material,Memorandum,2023-08-02T04:00:00Z,2023,8,,,2023-08-03T01:04:46Z,,0,0,0900006485c70554 EPA-HQ-OAR-2023-0072-0238,EPA,EPA-HQ-OAR-2023-0072,RFA Screening Analysis for 111 EGU Proposed Rule,Supporting & Related Material,Data,2023-08-02T04:00:00Z,2023,8,,,2023-08-03T01:04:33Z,,0,0,0900006485cd1e39 EPA-HQ-OAR-2023-0072-0143,EPA,EPA-HQ-OAR-2023-0072,US EPA. Memorandum to Docket EPA-HQ-OAR-2023-0072. Applicability of Emission Guidelines to Existing Stationary Combustion Turbines - FAQs. Prepared by EPA OAQPS. June 2023,Supporting & Related Material,Memorandum,2023-07-07T04:00:00Z,2023,7,,,2023-07-08T00:52:56Z,,0,0,0900006485b0e92c EPA-HQ-OAR-2023-0072-0142,EPA,EPA-HQ-OAR-2023-0072,"E.O. 12866 OMB Interagency Review-March 15, 2023: Submission of Files for OMB Review. Primary Document - Draft Preamble. 22 Attachments (Other Review Documents)",Supporting & Related Material,Interagency Review,2023-07-07T04:00:00Z,2023,7,,,2023-07-08T00:52:44Z,,0,0,0900006485aca52a EPA-HQ-OAR-2023-0072-0112,EPA,EPA-HQ-OAR-2023-0072,"New Source Performance Standards for Greenhouse Gas Emissions from New, Modified, and Reconstructed Fossil Fuel-Fired Electric Generating Units: Emission Guidelines for Greenhouse Gas Emissions from Existing Fossil Fuel-Fired Electric Generating Units; and Repeal of the Affordable Clean Energy Rule",Proposed Rule,Extension of Comment Period,2023-06-16T04:00:00Z,2023,6,,,2023-11-15T02:01:21Z,2023-12834,0,0,0900006485b38d4a EPA-HQ-OAR-2023-0072-0074,EPA,EPA-HQ-OAR-2023-0072,Recent Combustion Turbines,Supporting & Related Material,Report,2023-06-07T04:00:00Z,2023,6,,,2023-06-08T01:31:59Z,,0,0,0900006485a8e57c EPA-HQ-OAR-2023-0072-0075,EPA,EPA-HQ-OAR-2023-0072,Estimating PM2.5- and Ozone-Attributable Health Benefits TSD,Supporting & Related Material,Technical Support Document,2023-06-07T04:00:00Z,2023,6,,,2023-06-08T01:31:46Z,,0,0,0900006485a9e8c3 EPA-HQ-OAR-2023-0072-0073,EPA,EPA-HQ-OAR-2023-0072,RIA Section 6 - Environmental Justice Impacts,Supporting & Related Material,Physical Item,2023-06-07T04:00:00Z,2023,6,,,2023-06-08T01:32:12Z,,0,0,0900006485a3d8fb EPA-HQ-OAR-2023-0072-0069,EPA,EPA-HQ-OAR-2023-0072,TSD-Hydrogen Combustion Turbine EGUs-Part 2 of 4,Supporting & Related Material,Technical Support Document,2023-06-05T04:00:00Z,2023,6,,,2023-06-06T04:34:19Z,,0,0,0900006485a3ba4a EPA-HQ-OAR-2023-0072-0068,EPA,EPA-HQ-OAR-2023-0072,Carbon Dioxide Transport and Storage References,Supporting & Related Material,Memorandum,2023-06-05T04:00:00Z,2023,6,,,2023-06-06T04:33:23Z,,0,0,0900006485a3ddd8 EPA-HQ-OAR-2023-0072-0059,EPA,EPA-HQ-OAR-2023-0072,TSD - Hydrogen Combustion Turbine EGUs--Part 1 of 4,Supporting & Related Material,Technical Support Document,2023-05-30T04:00:00Z,2023,5,,,2023-05-31T01:42:09Z,,0,0,0900006485a3aff8 EPA-HQ-OAR-2023-0072-0060,EPA,EPA-HQ-OAR-2023-0072,TSD - Efficient Generation Comb Turbine May 2023,Supporting & Related Material,Technical Support Document,2023-05-30T04:00:00Z,2023,5,,,2023-05-31T01:41:39Z,,0,0,0900006485a3cbf2 EPA-HQ-OAR-2023-0072-0061,EPA,EPA-HQ-OAR-2023-0072,TSD - GHG Mitigation Measures for Steam EGUs,Supporting & Related Material,Technical Support Document,2023-05-30T04:00:00Z,2023,5,,,2023-05-31T01:42:29Z,,0,0,0900006485a3f1be EPA-HQ-OAR-2023-0072-0053,EPA,EPA-HQ-OAR-2023-0072,Memo - Carbon Capture References,Supporting & Related Material,Memorandum,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:49:35Z,,0,0,0900006485a3aa73 EPA-HQ-OAR-2023-0072-0054,EPA,EPA-HQ-OAR-2023-0072,TSD-Hydrogen Combustion Turbine EGUs-Part 4 of 4,Supporting & Related Material,Technical Support Document,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:49:13Z,,0,0,0900006485a3bad4 EPA-HQ-OAR-2023-0072-0057,EPA,EPA-HQ-OAR-2023-0072,TSD - GHG Mitigation Measures for Combustion Turbines (Part 1 of 2),Supporting & Related Material,Technical Support Document,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:51:41Z,,0,0,0900006485a3d399 EPA-HQ-OAR-2023-0072-0058,EPA,EPA-HQ-OAR-2023-0072,TSD - GHG Mitigation Measures for Combustion Turbines - Part 2 of 2,Supporting & Related Material,Technical Support Document,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:50:23Z,,0,0,0900006485a3bc7f EPA-HQ-OAR-2023-0072-0055,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section IV Recent Developments in Emissions Controls and the Electric Power Sector with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:49:59Z,,0,0,0900006485a350e3 EPA-HQ-OAR-2023-0072-0056,EPA,EPA-HQ-OAR-2023-0072,RIA Section 3 - Cost Emissions and Energy Impacts,Supporting & Related Material,,2023-05-26T04:00:00Z,2023,5,,,2023-05-27T00:51:17Z,,0,0,0900006485a3f1c4 EPA-HQ-OAR-2023-0072-0050,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section XI Proposed Regulatory Approach for Emission Guidelines for Existing Fossil Fuel-fired Stationary Combustion Turbines with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:37:06Z,,0,0,0900006485a35658 EPA-HQ-OAR-2023-0072-0036,EPA,EPA-HQ-OAR-2023-0072,RIA Section 4 - Benefits Analysis,Supporting & Related Material,Data,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:32:52Z,,0,0,0900006485a3d6bc EPA-HQ-OAR-2023-0072-0044,EPA,EPA-HQ-OAR-2023-0072,02 Proximity Analysis,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:36:02Z,,0,0,0900006485a39da6 EPA-HQ-OAR-2023-0072-0048,EPA,EPA-HQ-OAR-2023-0072,"Memo--Preamble Section VIII Proposed Requirements for New, Modified, and Reconstructed Fossil Fuel-fired Steam Generating Units with Reference Attachments",Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:37:20Z,,0,0,0900006485a355ef EPA-HQ-OAR-2023-0072-0046,EPA,EPA-HQ-OAR-2023-0072,TSD - Simple Cycle Stationary Combustion Turbine EGUs,Supporting & Related Material,Technical Support Document,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:34:40Z,,0,0,0900006485a3a748 EPA-HQ-OAR-2023-0072-0035,EPA,EPA-HQ-OAR-2023-0072,RIA Section 4 Climate Benefits Calculations,Supporting & Related Material,Data,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:35:49Z,,0,0,0900006485a3d8fa EPA-HQ-OAR-2023-0072-0049,EPA,EPA-HQ-OAR-2023-0072,TSD-Hydrogen Combustion Turbine EGUs Part 3 of 4,Supporting & Related Material,Technical Support Document,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:33:15Z,,0,0,0900006485a3baa1 EPA-HQ-OAR-2023-0072-0051,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section XIII Implications for Other EPA Programs with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:34:54Z,,0,0,0900006485a356b2 EPA-HQ-OAR-2023-0072-0045,EPA,EPA-HQ-OAR-2023-0072,TSD - Natural Gas- and Oil-fired Steam Generating Unit,Supporting & Related Material,Technical Support Document,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:33:58Z,,0,0,0900006485a39425 EPA-HQ-OAR-2023-0072-0038,EPA,EPA-HQ-OAR-2023-0072,Memo - Incorporate pre-proposal docket,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:35:11Z,,0,0,0900006485a392c1 EPA-HQ-OAR-2023-0072-0052,EPA,EPA-HQ-OAR-2023-0072,RIA Appendix C - Assessment of Potential Costs and Emissions Impacts,Supporting & Related Material,Analysis,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:33:45Z,,0,0,0900006485a3a749 EPA-HQ-OAR-2023-0072-0047,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 9,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2025-06-08T17:59:08Z,,0,0,0900006485a3026d EPA-HQ-OAR-2023-0072-0043,EPA,EPA-HQ-OAR-2023-0072,RIA Section 8 - Impacts,Supporting & Related Material,Data,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:34:15Z,,0,0,0900006485a3d8fc EPA-HQ-OAR-2023-0072-0037,EPA,EPA-HQ-OAR-2023-0072,RIA Appendix A - Air Quality Modeling,Supporting & Related Material,Data,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:35:37Z,,0,0,0900006485a3ddd1 EPA-HQ-OAR-2023-0072-0042,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section V Statutory Background and Regulatory History for CAA Section 111 with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-25T04:00:00Z,2023,5,,,2023-05-26T00:35:25Z,,0,0,0900006485a348dd EPA-HQ-OAR-2023-0072-0034,EPA,EPA-HQ-OAR-2023-0072,TSD - Resource Adequacy,Supporting & Related Material,Technical Support Document,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:48:23Z,,0,0,0900006485a3a262 EPA-HQ-OAR-2023-0072-0026,EPA,EPA-HQ-OAR-2023-0072,RIA Appendix B - Economy-wide Social Costs and Economic Impacts,Supporting & Related Material,Report,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:48:11Z,,0,0,0900006485a39424 EPA-HQ-OAR-2023-0072-0018,EPA,EPA-HQ-OAR-2023-0072,Sargent and Lundy. Heat Rate Improvement Method Costs and Limitations Memo. March 2023.,Supporting & Related Material,Report,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:49:26Z,,0,0,0900006485a38558 EPA-HQ-OAR-2023-0072-0033,EPA,EPA-HQ-OAR-2023-0072,U.S. EPA. Federalism Pre-Proposal Consultation Summary. March 2023,Supporting & Related Material,Meeting Materials,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:49:02Z,,0,0,0900006485a39066 EPA-HQ-OAR-2023-0072-0025,EPA,EPA-HQ-OAR-2023-0072,01 - Tribal Consultation. Invitation for Pre-Proposal Consultation. September 2022,Supporting & Related Material,E-mail,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:48:36Z,,0,0,0900006485a39421 EPA-HQ-OAR-2023-0072-0027,EPA,EPA-HQ-OAR-2023-0072,EO 12866 Interagency Review. OMB Correspondence,Supporting & Related Material,E-mail,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:51:34Z,,0,0,0900006485a2d2ef EPA-HQ-OAR-2023-0072-0029,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section VII Proposed Requirements for New and Reconstructed Stationary Combustion Turbine EGUs and Rationale for Proposed Requirements References with Reference Attachments (Part 1 of 2),Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:46:09Z,,0,0,0900006485a351e1 EPA-HQ-OAR-2023-0072-0031,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section IX Proposed ACE Rule Repeal with References Attachment,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:47:17Z,,0,0,0900006485a35655 EPA-HQ-OAR-2023-0072-0021,EPA,EPA-HQ-OAR-2023-0072,U.S. EPA. Information Collection Request (ICR) Supporting Statement. Emission Guidelines Subpart UUUUb. April 2023,Supporting & Related Material,ICR Supporting Statement,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:45:42Z,,0,0,0900006485a39601 EPA-HQ-OAR-2023-0072-0020,EPA,EPA-HQ-OAR-2023-0072,U.S. EPA. Information Collection Request (ICR) Supporting Statement. New Source Performance Standards Subpart TTTTa. April 2023,Supporting & Related Material,ICR Supporting Statement,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:50:18Z,,0,0,0900006485a395fc EPA-HQ-OAR-2023-0072-0019,EPA,EPA-HQ-OAR-2023-0072,Sargent and Lundy. Natural Gas Co-Firing Memo. March 2023. Project No. 13527-002,Supporting & Related Material,Report,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:48:49Z,,0,0,0900006485a38a0e EPA-HQ-OAR-2023-0072-0028,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 4 - Part 2 of 2,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:46:33Z,,0,0,0900006485a2f46c EPA-HQ-OAR-2023-0072-0030,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section VII Proposed Requirements for New and Reconstructed Stationary Combustion Turbine EGUs and Rationale for Proposed Requirements References with Reference Attachments (Part 2 of 2),Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:47:58Z,,0,0,0900006485a355ec EPA-HQ-OAR-2023-0072-0032,EPA,EPA-HQ-OAR-2023-0072,VCS Memo,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:49:38Z,,0,0,0900006485a3855a EPA-HQ-OAR-2023-0072-0016,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 11 Existing Source,Supporting & Related Material,Data,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:45:30Z,,0,0,0900006485a307bb EPA-HQ-OAR-2023-0072-0014,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section XIV Impacts of Proposed Actions with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:47:05Z,,0,0,0900006485a356b6 EPA-HQ-OAR-2023-0072-0023,EPA,EPA-HQ-OAR-2023-0072,U.S. EPA. Memorandum to Docket EPA-HQ-OAR-2023-0072. Small Business Outreach. Prepared by EPA OAQPS,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:49:52Z,,0,0,0900006485a39da0 EPA-HQ-OAR-2023-0072-0024,EPA,EPA-HQ-OAR-2023-0072,Stakeholder Outreach,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:50:06Z,,0,0,0900006485a39da3 EPA-HQ-OAR-2023-0072-0017,EPA,EPA-HQ-OAR-2023-0072,Memo--Preamble Section XII State Plans for Proposed Emission Guidelines for Existing Fossil Fuel-fired EGUs with Reference Attachments,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:47:33Z,,0,0,0900006485a35687 EPA-HQ-OAR-2023-0072-0022,EPA,EPA-HQ-OAR-2023-0072,TSD - Power Sector Trends,Supporting & Related Material,Technical Support Document,2023-05-24T04:00:00Z,2023,5,,,2023-05-25T00:49:14Z,,0,0,0900006485a39602 EPA-HQ-OAR-2023-0072-0015,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 10,Supporting & Related Material,Memorandum,2023-05-24T04:00:00Z,2023,5,,,2025-06-08T18:02:49Z,,0,0,0900006485a2fbdd EPA-HQ-OAR-2023-0072-0002,EPA,EPA-HQ-OAR-2023-0072,Memo to Docket EPA-HQ-OAR-2023-0072 Regarding Climate Science References,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:40:36Z,,0,0,0900006485a24a6d EPA-HQ-OAR-2023-0072-0013,EPA,EPA-HQ-OAR-2023-0072,Memo-RIA Chapter 11 NSPS,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:42:57Z,,0,0,0900006485a30861 EPA-HQ-OAR-2023-0072-0010,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 4 - Part 1 of 2,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:41:58Z,,0,0,0900006485a2f46b EPA-HQ-OAR-2023-0072-0011,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 5,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2025-06-08T17:56:31Z,,0,0,0900006485a2fb7d EPA-HQ-OAR-2023-0072-0008,EPA,EPA-HQ-OAR-2023-0072,PV EAV and Net Benefits Analysis - 2023 Proposal,Supporting & Related Material,Data,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:40:48Z,,0,0,0900006485a2f57c EPA-HQ-OAR-2023-0072-0005,EPA,EPA-HQ-OAR-2023-0072,Proposed Subpart UUUUa Regulatory Text,Supporting & Related Material,Interagency Review,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:41:24Z,,0,0,0900006485a2d254 EPA-HQ-OAR-2023-0072-0007,EPA,EPA-HQ-OAR-2023-0072,Regulatory Impact Analysis,Supporting & Related Material,Publication - USEPA,2023-05-23T04:00:00Z,2023,5,,,2025-06-08T17:54:45Z,,0,0,0900006485a2f57b EPA-HQ-OAR-2023-0072-0006,EPA,EPA-HQ-OAR-2023-0072,Proposed Subpart UUUUb Regulatory Text,Supporting & Related Material,Interagency Review,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:41:13Z,,0,0,0900006485a2d255 EPA-HQ-OAR-2023-0072-0003,EPA,EPA-HQ-OAR-2023-0072,Proposed Subpart TTTT Regulatory Text,Supporting & Related Material,Interagency Review,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:41:36Z,,0,0,0900006485a2ea21 EPA-HQ-OAR-2023-0072-0009,EPA,EPA-HQ-OAR-2023-0072,Place Holder Memo-RIA Chpt.10,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:42:36Z,,0,0,0900006485a345bb EPA-HQ-OAR-2023-0072-0012,EPA,EPA-HQ-OAR-2023-0072,Memo - RIA Chapter 6,Supporting & Related Material,Memorandum,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:42:12Z,,0,0,0900006485a2fb7e EPA-HQ-OAR-2023-0072-0001,EPA,EPA-HQ-OAR-2023-0072,"New Source Performance Standards for Greenhouse Gas Emissions from New, Modified, and Reconstructed Fossil Fuel-Fired Electric Generating Units: Emission Guidelines for Greenhouse Gas Emissions from Existing Fossil Fuel-Fired Electric Generating Units; and Repeal of the Affordable Clean Energy Rule",Proposed Rule,,2023-05-23T04:00:00Z,2023,5,2023-05-23T04:00:00Z,2023-08-09T03:59:59Z,2024-05-07T01:04:03Z,2023-10141,0,0,0900006485a3507a EPA-HQ-OAR-2023-0072-0004,EPA,EPA-HQ-OAR-2023-0072,Proposed Subpart TTTTa Regulatory Text,Supporting & Related Material,Interagency Review,2023-05-23T04:00:00Z,2023,5,,,2023-05-24T00:42:24Z,,0,0,0900006485a2d26e