Learn the Issues
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May I generate RINs that I produced and sold for non-road use in the past so that I can reinstate those RINs under RFS2?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. Section 80.1426(c)(2) provides that RINs are assigned to a volume of renewable fuel when ownership of the RIN is transferred along with ownership of the volume of renewable fuel. A comparable provision appear in the RFS1 regulations, at §80.1126(e)(2)…
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Is it required that the professional engineer conducting the engineering review must be licensed in the state in which the renewable fuel facility is located?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. The licensed professional engineer should comply with the state laws where the renewable fuel facility is located to determine whether or not their license allows them to conduct business in that state.
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Is fuel sold in U.S. territories, such as Puerto Rico, required to comply with RFS2?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. United States territories, such as Puerto Rico, are not included in the RFS2 program unless they opt-in according to §80.1443. See also §§80.1407(f) and 80.1426(b).
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How do I obtain an EPA assigned company ID?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. Upon registration of your company with EPA, you will receive a letter notifying you of your assigned company ID.
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Can ethanol produced from sugarcane molasses through a fermentation process in a mixed sugar/ethanol mill generate D-Code 5 RINs under the existing pathway in Table 1 to §80.1426 for ethanol produced from sugarcane through the fermentation process?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. Yes, ethanol produced from sugarcane molasses through the fermentation process can generate D-Code 5 RINs under the RFS program. There are generally three types of sugarcane ethanol production mills: (1) Dedicated mills using all the sugarcane juice to produce…
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Emissions-Related Recalls of Light-Duty Cars and Trucks
This page provides a tool for vehicle to search for emissions-related recalls.
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Virginia Port Authority Hybrid Shuttle Carriers Reduce Costs and Air Emissions
VPA’s reduced fuel consumption and cut air emissions from cargo handling equipment, by replacing several aging diesel cargo handling vehicles with diesel-electric hybrid pieces. The project, outcomes and lessons are presented.
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We Can Do Big Things
This page talks about the future of transportation.
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Advanced Gasoline and Diesel Vehicles
Information about gasoline and diesel advanced technology vehicles.
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Recycling Basics and Benefits
Provides the the basics steps involved for recycling
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Aggregating a substance located in multiple processes
Under 40 CFR Part 68, if multiple processes at a stationary source contain the same regulated substance, must the amounts of the substance in the individual processes be aggregated to determine whether a threshold is exceeded? No. Applicability of the risk management program requirements is based upon the presence of…
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NFPA 4 Criteria
A stationary source has a mixture above the threshold. At standard temperature and pressure, the mixture does not meet the criteria for a National Fire Protection Association flammability rating of 4 (NFPA 4). At elevated temperatures and pressures, however, the mixture meets the NFPA 4 criteria. Is this process covered…
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Tribal Wood Smoke Brochure
Tribal Wood Smoke Brochure: Wet Wood is a Waste (PDF
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RadNet Search User Guide
RadNet is a national network monitoring stations that regularly samples the nation's air, precipitation, drinking water, or pasteurized milk for a variety of radionuclides and radiation types.
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Hướng Dấn An Toàn Chất Chì Khi Cải Tạo Nhà Cho Người Tự Làm
Vietnamese translation for Lead-Safe Renovations for DIYers webpage.
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Mga Ligtas sa Lead na Renovation para sa mga Mahilig sa DIY
Vietnamese translation for Lead-Safe Renovations for DIYers webpage.
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사용자를 위한 납 안전 개조
Vietnamese translation for Lead-Safe Renovations for DIYers webpage.
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自行修繕房屋的鉛安全操作指南
This page provides information for do-it-yourselfers on how to work safely in older homes with lead-based paint.
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Environmental Monitoring
List of environmental monitoring data, tools, and resources used by the Clean Air Markets Programs.
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Allowance Data
List of the major allowance data tools and resources used by the Clean Air Markets Programs.