Federal Register Notices related to Transportation, Air Pollution, and Climate Change
Previous Years
September 2024
- September 30, 2024: Information Collection Request Submitted to OMB for Review and Approval; Comment Request; Data Reporting Requirements for State and Local Vehicle Emission Inspection and Maintenance (I/M) Programs (Renewal) (pdf) (203 KB)
August 2024
- August 28, 2024: Fuels Regulatory Streamlining Amendments (pdf) (972 KB)
July 2024
- July 12, 2024: California State Motor Vehicle Pollution Control Standards; Advanced Clean Fleets Regulation; Request for Waiver of Preemption and Authorization; Opportunity for Public Hearing and Public Comment (pdf) (224 KB)
June 2024
- June 17, 2024: Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles—Phase 3; Correction (pdf) (435 KB)
- June 13, 2024: Multi-Pollutant Emissions Standards for Model Years 2027 and Later Light-Duty and Medium-Duty Vehicles; Correction (pdf) (227 KB)
May 2024
- May 28, 2024: Request for Nominations for Mobile Sources Technical Review Subcommittee (MSTRS) (pdf) (200 KB)
April 2024
- April 26, 2024: California State Nonroad Engine Pollution Control Standards; In-Use Diesel-Fueled Transport Refrigeration Units (TRU) and TRU Generator Sets and In-Use Off-Road Diesel Fueled Fleets; Requests for Authorization; Opportunity for Public Hearing and Comment (pdf) (216 KB)
- April 22, 2024: Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles—Phase 3 (pdf) (20.1 MB)
- April 19, 2024: Announcing Upcoming Meeting of Mobile Sources Technical Review Subcommittee (pdf) (173 KB)
- April 18, 2024: Multi-Pollutant Emissions Standards for Model Years 2027 and Later Light Duty and Medium-Duty Vehicles (pdf) (16.0 MB)
- April 3, 2024: Renewable Fuel Standard (RFS) Program Compliance; Biogas Regulatory Reform Rule, Notification of Webinar (pdf) (203 KB)
March 2024
- March 26, 2024: Notice of Denial of Petition for Partial Waiver of 2023 Cellulosic Biofuel Standard Under the Renewable Fuel Standard Program (pdf) (182 KB)
- March 25, 2024: Agency Information Collection Activities; Submission to Office of Management and Budget for Review and Approval; Comment Request; Registration of Fuels and Fuel Additives—Requirements for Manufacturers (Renewal) (pdf) (172 KB)
- March 20, 2024: Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Fuels and Fuel Additives: Health Effects Research Requirements for Manufacturers (Renewal) (pdf) (184 KB)
- March 18, 2024: Proposed Information Collection Request; Comment Request; Data Reporting Requirements for State and Local Vehicle Emission Inspection and Maintenance (I/M) Programs (pdf) (203 KB)
- March 6, 2024: Renewable Fuel Standard (RFS) Program Compliance; Biogas Regulatory Reform Rule, Notification of Webinar (pdf) (191 KB)
February 2024
- February 29, 2024: Request From States for Removal of Gasoline Volatility Waiver (pdf) (415 KB)
- February 29, 2024: Agency Information Collection Activities; Submission to Office of Management and Budget for Review and Approval; Comment Request; Transportation Conformity Determinations for Federally Funded and Approved Transportation Plans, Programs and Projects (Renewal) (pdf) (198 KB)
- February 27, 2024: California State Nonroad Engine Pollution Control Standards; In-Use Locomotive Regulation; Requests for Authorization; Opportunity for Public Hearing and Comment (pdf) (215 KB)
- February 6, 2024: Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Transportation and Climate Division (TCD) Grant Program Reporting Templates: Supplemental Project Application Template and Project Reporting Templates for Diesel Emission Reduction Act (DERA), Clean School Bus (CSB), Clean Heavy Duty (CHD), and Clean Ports Grant Programs (New) (pdf) (202 KB)
January 2024
- January 29, 2024: Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Clean School Bus (CSB) Rebate Program (Renewal)(pdf) (184 KB)
- January 29, 2024: Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Comment Request; Control of Evaporative Emissions From New and In-Use Portable Gasoline Containers (Renewal) (pdf) (183 KB)
- January 17, 2024: Notice of Adoption of Electric Vehicle Charging Stations Categorical Exclusion Under the National Environmental Policy Act (pdf) (210 KB)