Laws & Regulations
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2014 Renewable Fuel Standards under Renewable Fuel Standard Program: Notice of Proposed Rulemaking
EPA proposes the volume requirements and associated percentage standards that would apply under the RFS2 program in calendar year 2014 for cellulosic biofuel, biomass-based diesel, advanced biofuel, and total renewable fuel.
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Periodic Reviews of the Renewable Fuel Standard Program
Periodic Reviews of the Renewable Fuel Standard Program
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Proposed Renewables Enhancement and Growth Support (REGS) Rule
EPA proposes renewable enhancement and growth support rule
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Proposed Volume Standards for 2018, and the Biomass-Based Diesel Volume for 2019
EPA proposed volume requirements under the Renewable Fuel Standard (RFS) program for 2018 for cellulosic biofuel, biomass-based diesel, advanced biofuel, and total renewable fuel, and biomass-based diesel for 2019 under the RFS.
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Proposed Renewable Fuel Standards for 2017, and the Biomass-Based Diesel Volume for 2018
EPA is proposing the volume requirements and associated percentage standards that would apply under the RFS program in calendar years 2016, 2017 and 2018 for cellulosic biofuel, biomass-based diesel, advanced biofuel, and total renewable fuel.
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Proposed Volume Standards for 2019, and the Biomass-Based Diesel Volume for 2020
Final Volume Standards for 2019, and the Biomass-Based Diesel Volume for 2020
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Renewable Fuel Pathways II Final Rule to Identify Additional Fuel Pathways under Renewable Fuel Standard Program
This final rule describes EPA’s evaluation of biofuels derived from biogas fuel pathways under the RFS program and other minor amendments related to survey requirements associated with ULSD program and misfueling mitigation regulations for E15.
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Response to Petitions for Reconsideration of RFS2 Rule to Change the Point of Obligation
EPA proposed to deny requests from petitioners to initiate a rulemaking to change the point of obligation for compliance under the Renewable Fuel Standard program.
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Notice and Supplemental Determination for Renewable Fuels Produced Under the Final Renewable Fuel Standard Program from Canola Oil
This rule finalizes the determination that canola oil biodiesel meets the lifecycle greenhouse gas (GHG) emission reduction threshold of 50% required by the Energy Independence and Security Act of 2007 (EISA).
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Text Version of the Electric Vehicle Label
Text version of electric vehicle fuel economy label displays and details.
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Interactive Version of the Electric Vehicle Label
Interactive electric vehicle fuel economy label displays and details.
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Importing Vehicles and Engines into the United States
This site describes EPA emission regulations and requirements for importing motor vehicles, motor vehicle engines, heavy-duty on-highway engines, recreational vehicles, and nonroad engines.
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Emission Standards Reference Guide for On-road and Nonroad Vehicles and Engines
This is the Emission Standards Reference Guide, which contains federal emission standards for onroad and nonroad vehicles and engines, and related fuel sulfur standards.
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SQCS General Air Quality Permit Coverage for HNS, Inc. (Patawa Pit) on the Umatilla Indian Reservation
EPA's approval of coverage under the SQCS general air quality permit for HNS, Inc. (Patawa Pit) on the Umatilla Indian Reservation near Pendleton, Oregon.
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UIC Class V Well Closures within Region 10
EPA standards for closing Class V underground injection control wells within Alaska, Idaho, Oregon, and Washington (EPA's Region 10).
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EPA Oversight of State/Tribal/Local CAA Permitting Authorities in Region 8
EPA-issued CAA permits pending in Region 8, serving Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming, and 27 Tribal Nations.
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TSCA 8(d) Health and Safety Data Reporting Rule Updates
A description of the proposed rule under TSCA section 8(d) to require reporting of health and safety information to EPA
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2012 Urban Waters National Training Workshop
Presentations, photos, schedules and videos from 2012 Urban Waters National Training Workshop which took place October 24-25
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Revision of Tier 4 Criteria Pollutant Standards, Part 1: Amendments to Phase-In Schedule for Light-Duty and Medium-Duty Vehicles
The proposed rulemaking for delaying the start of its next round of vehicle pollution standards (called “Tier 4”).