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Data / Federal rules / Greenhouse gases

Federal rules on greenhouse gases: 55 since January 2024

33 final rules and 22 proposed rules since January 26, 2024, 5 of them marked significant. 1 is open for comment now. Most come from the Environmental Protection Agency (52), Energy and Environmental Policy Office (1), Energy Department (1), Agriculture Department (1).

SpecStream is the live web data engine for teams and agents. It reads every rule and proposed rule in the Federal Register each morning, and this page is that reading. Name your industry once and new rules, comment deadlines and effective dates arrive in your sheet, CRM, Slack or agent as they are published.

Open for comment

DocumentAgencyTypeComments due
Extending the Reporting Deadline Under the Greenhouse Gas Reporting Rule for Reporting Year 2025 to March 10, 2027
2026-20982
Environmental Protection AgencyFinal ruleNov 30

Every document, newest first

DocumentAgencyTypePublished
Extending the Reporting Deadline Under the Greenhouse Gas Reporting Rule for Reporting Year 2025 to March 10, 2027
2026-20982
Environmental Protection AgencyFinal ruleOct 14
Amendments and Nonconformance Penalties for Model Year 2027 and Later Heavy-Duty Highway Engines and Amendments to Inducement Provisions for SCR-Equipped Diesel Engines
2026-14112
Environmental Protection AgencyProposed ruleJul 14
Technical Guidelines for the Production of Regenerative Agricultural Biofuel Feedstocks
2026-13092
Energy and Environmental Policy OfficeFinal ruleJun 29
Air Plan Approval; North Dakota; Approval of Air Quality Implementation Plans; Regional Haze State Implementation Plan; Regional Haze Five Year Progress Report and Nitrogen Oxides Best Available Retrofit Technology Determination for Coal Creek Station for the First Implementation Period
2026-04649
Environmental Protection AgencyFinal ruleMar 10
Extending the Reporting Deadline Under the Greenhouse Gas Reporting Rule for 2025
2026-03995
Environmental Protection AgencyFinal ruleFeb 27
Rescission of the Greenhouse Gas Endangerment Finding and Motor Vehicle Greenhouse Gas Emission Standards Under the Clean Air Act
2026-03157 · significant
Environmental Protection AgencyFinal ruleFeb 18
Air Plan Disapproval; Colorado; Regional Haze Plan for the Second Implementation Period
2026-01413
Environmental Protection AgencyFinal ruleJan 26
Air Plan Approval; Colorado; Revisions to Colorado Procedural Rules and Common Provisions Regulation
2025-24141
Environmental Protection AgencyFinal ruleJan 2
Air Plan Approval; Montana; Regional Haze Plan for the Second Implementation Period
2025-21340
Environmental Protection AgencyFinal ruleNov 28, 2025
Approval and Promulgation of Implementation Plans; State of Utah; Salt Lake City and Provo, Utah PM2.5 Redesignations to Attainment and Utah State Implementation Plan Revisions
2025-20352
Environmental Protection AgencyFinal ruleNov 19, 2025
Reconsideration of the Greenhouse Gas Reporting Program
2025-17923
Environmental Protection AgencyProposed ruleSep 16, 2025
Air Plan Approval; Montana; Regional Haze Plan for the Second Implementation Period; Prong 4 (Visibility) for the 2015 8-Hour Ozone National Ambient Air Quality Standard
2025-17499
Environmental Protection AgencyProposed ruleSep 11, 2025
Air Plan Approval; Wyoming; R-35 Wyoming Air Quality Standards and Regulations Rule Package
2025-17486
Environmental Protection AgencyFinal ruleSep 11, 2025
Air Plan Approval; South Dakota; Regional Haze Plan for the Second Implementation Period
2025-16468
Environmental Protection AgencyFinal ruleAug 28, 2025
Air Plan Approval; Wyoming; Revisions to Regional Haze State Implementation Plan
2025-14983
Environmental Protection AgencyFinal ruleAug 7, 2025
Reconsideration of 2009 Endangerment Finding and Greenhouse Gas Vehicle Standards
2025-14572 · significant
Environmental Protection AgencyProposed ruleAug 1, 2025
Air Plan Partial Approval and Partial Disapproval; Colorado; Regional Haze Plan for the Second Implementation Period
2025-13342
Environmental Protection AgencyProposed ruleJul 16, 2025
Air Plan Approval; State of Utah; Utah PM2.5 State Implementation Plan Revisions
2025-13337
Environmental Protection AgencyProposed ruleJul 16, 2025
Air Plan Approval; Colorado; Interim Final Determination to Stay and Defer Sanctions in the Denver Metro/North Front Range 2008 Ozone Nonattainment Area
2025-11266
Environmental Protection AgencyFinal ruleJun 18, 2025
Air Plan Approval; Colorado; Serious Attainment Plan RACT Requirements for the 2008 8-Hour Ozone National Ambient Air Quality Standards for the Denver Metro/North Front Range Nonattainment Area
2025-11263
Environmental Protection AgencyProposed ruleJun 18, 2025
Congressional Review Act Revocation of Waste Emissions Charge for Petroleum and Natural Gas Systems: Procedures for Facilitating Compliance, Including Netting and Exemptions
2025-08688
Environmental Protection AgencyFinal ruleMay 19, 2025
Rescinding Reporting Requirements, Certification, Independent Verification, and DOE Review for Voluntary Greenhouse Gas Reporting
2025-08585 · significant
Energy DepartmentProposed ruleMay 16, 2025
Air Plan Approval; South Dakota; Regional Haze Plan for the Second Implementation Period
2025-08072
Environmental Protection AgencyProposed ruleMay 14, 2025
Air Plan Approval; Colorado; Interim Final Determination To Stay and Defer Sanctions in the Denver Metro/North Front Range 2008 Ozone Nonattainment Area
2025-07938
Environmental Protection AgencyFinal ruleMay 8, 2025
Air Plan Approval; Colorado; Serious Attainment Plan Contingency Measures for the 2008 8-Hour Ozone National Ambient Air Quality Standards for the Denver Metro/North Front Range Nonattainment Area
2025-07937
Environmental Protection AgencyProposed ruleMay 8, 2025
Extending the Reporting Deadline Under the Greenhouse Gas Reporting Rule for 2024 Data
2025-04724
Environmental Protection AgencyFinal ruleMar 20, 2025
Technical Guidelines for Climate-Smart Agriculture Crops Used as Biofuel Feedstocks
2025-00975
Agriculture DepartmentFinal ruleJan 17, 2025
Revisions to the Federal Implementation Plan for the Billings/Laurel, Montana, Sulfur Dioxide Area
2025-00220
Environmental Protection AgencyFinal ruleJan 17, 2025
Air Plan Approval; Montana; Missoula, Montana Oxygenated Fuels Program Removal, Carbon Monoxide, Limited Maintenance Plan
2025-00380
Environmental Protection AgencyFinal ruleJan 16, 2025
Air Plan Approval; Revisions to Colorado Common Provisions Regulation
2024-30695
Environmental Protection AgencyFinal ruleDec 27, 2024
Air Plan Partial Approval and Partial Disapproval; Wyoming; Regional Haze Plan for the Second Implementation Period
2024-27942
Environmental Protection AgencyFinal ruleDec 2, 2024
Air Plan Partial Approval and Partial Disapproval; Utah; Regional Haze State Implementation Plan for the Second Implementation Period; Air Plan Disapproval; Utah; Prong 4 (Visibility) for the 2015 8-Hour Ozone National Ambient Air Quality Standard
2024-27941
Environmental Protection AgencyFinal ruleDec 2, 2024
Air Plan Partial Approval and Partial Disapproval; North Dakota; Regional Haze State Implementation Plan for the Second Implementation Period
2024-27940
Environmental Protection AgencyFinal ruleDec 2, 2024
Waste Emissions Charge for Petroleum and Natural Gas Systems: Procedures for Facilitating Compliance, Including Netting and Exemptions
2024-26643
Environmental Protection AgencyFinal ruleNov 18, 2024
Inflation Adjustment References for Civil Monetary Penalty Amounts in Title 40 of the Code of Federal Regulations
2024-25669
Environmental Protection AgencyFinal ruleNov 8, 2024
Air Plan Approval; Revisions to Colorado Common Provisions Regulation
2024-25228
Environmental Protection AgencyProposed ruleOct 30, 2024
Air Plan Approval; Montana; Missoula, Montana Oxygenated Fuels Program Removal, Carbon Monoxide, Limited Maintenance Plan
2024-23589
Environmental Protection AgencyProposed ruleOct 15, 2024
Revisions to the Federal Implementation Plan for the Billings/Laurel, Montana, Sulfur Dioxide Area
2024-23568
Environmental Protection AgencyProposed ruleOct 15, 2024
Air Plan Approval; Montana; Missoula, Montana, Air Rule Revisions
2024-20997
Environmental Protection AgencyProposed ruleSep 17, 2024
Greenhouse Gas Reporting Rule: Revisions and Confidentiality Determinations for Petroleum and Natural Gas Systems; Correction
2024-18933
Environmental Protection AgencyFinal ruleSep 4, 2024
Air Plan Partial Approval and Partial Disapproval; Utah; Regional Haze State Implementation Plan for the Second Implementation Period; Air Plan Disapproval; Utah; Interstate Transport of Air Pollution for the 2015 8-Hour Ozone National Ambient Air Quality Standards
2024-18462
Environmental Protection AgencyProposed ruleAug 19, 2024
Air Plan Approval; North Dakota; Approval of Air Quality Implementation Plans; Regional Haze State Implementation Plan; Regional Haze Five Year Progress Report and Nitrogen Oxides Best Available Retrofit Technology Determination for Coal Creek Station for the First Implementation Period
2024-17471
Environmental Protection AgencyProposed ruleAug 14, 2024
Air Plan Approval and Conditional Approval; Colorado; Regulation Numbers 7 and 21 and RACT Requirements for the 2008 8-Hour Ozone Standard for the Denver Metro/North Front Range Nonattainment Area
2024-17091
Environmental Protection AgencyProposed ruleAug 6, 2024
Air Plan Partial Approval and Partial Disapproval; Wyoming; Regional Haze Plan for the Second Implementation Period
2024-16718
Environmental Protection AgencyProposed ruleAug 1, 2024
Clean Air Act Reclassification; Colorado; Reclassification of the Denver Metro/North Front Range 2015 Ozone Nonattainment Area to Serious
2024-16123
Environmental Protection AgencyFinal ruleJul 24, 2024
Air Plan Approval; Colorado; 2017 Base Year Inventory and Emission Statement Rule Marginal Nonattainment Requirements, Revisions to Regulation 3
2024-15953
Environmental Protection AgencyFinal ruleJul 22, 2024
Air Plan Partial Approval and Partial Disapproval; North Dakota; Regional Haze State Implementation Plan for the Second Implementation Period
2024-14761
Environmental Protection AgencyProposed ruleJul 10, 2024
Air Plan Approval; State of Utah; Utah State Implementation Plan Revisions
2024-14136
Environmental Protection AgencyFinal ruleJul 1, 2024
Greenhouse Gas Reporting Rule: Revisions and Confidentiality Determinations for Petroleum and Natural Gas Systems
2024-08988 · significant
Environmental Protection AgencyFinal ruleMay 14, 2024
Revisions and Confidentiality Determinations for Data Elements Under the Greenhouse Gas Reporting Rule
2024-07413 · significant
Environmental Protection AgencyFinal ruleApr 25, 2024
Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles-Phase 3
2024-06809
Environmental Protection AgencyFinal ruleApr 22, 2024
Multi-Pollutant Emissions Standards for Model Years 2027 and Later Light-Duty and Medium-Duty Vehicles
2024-06214
Environmental Protection AgencyFinal ruleApr 18, 2024
Air Plan Approval; Colorado; 2017 Base Year Inventory and Emission Statement Rule Marginal Nonattainment Requirements, Revisions to Regulation 3
2024-07584
Environmental Protection AgencyProposed ruleApr 10, 2024
Air Plan Approval; Wyoming; Revisions to Regional Haze State Implementation Plan
2024-07414
Environmental Protection AgencyProposed ruleApr 10, 2024
Waste Emissions Charge for Petroleum and Natural Gas Systems
2024-00938
Environmental Protection AgencyProposed ruleJan 26, 2024

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Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.