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  2. Fuels Registration, Reporting, and Compliance Help
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Frequent Questions about Fuels Registration, Reporting, and Compliance Help

View frequently asked questions and answers below by topic or go to the search page to see ALL questions.

E15 and Fuels & Fuel Additives (FFARs)

  • If I certify a nonroad flexible-fuel engine under 40 CFR Part 1054, are owners and operators prohibited from using gasoline-ethanol blended fuels containing greater than 10 volume percent ethanol under 80.1504(a)(1) in my nonroad flexible-fuel engine?


View More E15 and FFARs →

Diesel Sulfur Program

  • Will refiners produce No. 1 diesel fuel at 15 ppm sulfur? What other cold weather-gelling strategies are available to the end-user?

  • If a terminal imports off-spec kerosene (higher than 15 ppm), terminal operators are planning to blend the kerosene with diesel fuel so that the ultimate diesel fuel leaving the terminal gate and entering into commerce meets the 15 ppm standard. Would EPA


View More Diesel Sulfur Program →

Gasoline Sulfur Program

  • Section 80.46(a) was amended by the rule to require the use of ASTM D-3246 to determine the sulfur content of butane. Many refiners and butane suppliers do not currently use that method. Requiring a new method prior to the 2004 effective date of the gasol

  • A refiner produces a batch of gasoline at its refinery. It collects a sample of the gasoline and conducts certification testing. The sulfur content test result is less than the 80 ppm refinery level standard. The gasoline is then moved to another tank wit

  • Footnote b of Table IV.C.-2 of the preamble is inconsistent with the regulations at § 80.216(f). The regulations clearly state that the corporate pool average standards do not apply if a refiner's production volume is mostly GPA gasoline. If the refiner/


View More Gasoline Sulfur Program →

Other

  • Please clarify whether oxygenates blended into either conventional gasoline or Reformulated Blendstock for Oxygenate Blending (RBOB) downstream of the refinery need to be included in sulfur compliance calculations.

  • It is our understanding that, if a portion of the gasoline produced by a refinery located within the GPA is sold outside of the United States, that gasoline is not subject to the sulfur standards and it only has to meet the standards of the country to whi

  • Is corn oil extracted from distiller?s grains and solubles (DGS) eligible for RINs under RFS2?


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Reformulated Gasoline & Anti-Dumping

  • What RFG parameters should parties monitor as part of their downstream quality assurance programs?

  • What volume of gasoline should a sample collected by an independent lab contain?

  • Will EPA consider exempting Guam or the Northern Mariana Islands from the RFG/Anti-dumping regulations pursuant to § 325(a)(1) of the Clean Air Act, subject to a request from the Governor of these territories?


View More RFG & Anti-Dumping →

Registration

  • In a situation where an importer leases tankage from another company, e.g., from a for-hire terminal, who must register such import facility, the company that owns the terminal, the importer that leases the tankage, or both?

  • If an importer registers in a PADD, may the importer use a starting point other than zero, within the range of valid batch numbers, for generating the sequential batch numbers at each of its import facilities?

  • Will common carriers be required to register their transport trucks as oxygenate blending facilities?

  • Does EPA consider it a conflict of interest for a third-party company to assist a group of renewable fuel producers and importers of renewable fuel to help meet the requirements of the re-registration and engineering review pursuant to section 80.1450?


View More Registration →

Reporting

  • By our reading of the regulations, the only reporting required of the oxygenate blender who elects to comply with the oxygen standard on a per gallon basis is a yearly report due the last day of February of each year (beginning in 1996) that states the to

  • What is EPA's intent on requiring the location of off-site records on the facility registration?

  • Regarding a batch for which the blend completion date is on the last day of the EPA reporting quarter, what if shipments, as EPA defines them, are not complete by the time reporting for that quarter is required? Is there going to be any facility to allow


View More Reporting →

Registration & Reporting under 40 CFR 79

  • Am I required to register biodiesel? How would I do that?

  • How do I register renewable diesel?

  • I am no longer producing a particular fuel or fuel additive. How do I deactivate the registration?

  • I recently began producing a new fuel/fuel additive that was not previously reported. How soon do I need to report it?

  • How do I notify EPA if I have changed some of the components of my fuel and/or fuel additive?

  • Where can I find the public list of registered fuels and fuel additives?

  • How do I register renewable gasoline?


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Renewable Fuel Standard (RFS1)

  • What would the wholesaler put on his PTDs when he transfers title to another party?

  • I am an ethanol marketer and importer, and, although I am not certain, I may import gasoline before the end of the compliance year. Can I separate RINs from the ethanol that I purchase and import?

  • What's the difference between generating a RIN and assigning it?


View More Renewable Fuel Standard (RFS1) →

Renewable Fuel Standard (RFS2)

  • Where can I find more information on biofuel subsidies?

  • For a transfer in ownership of a volume of renewable fuel, may a party include the applicable product transfer document (PTD) language required at §80.1453(a)(12) on an accompanying PTD for RINs assigned to that renewable fuel as described in §80.1453(a

  • Will current canola based biodiesel production fall under the grandfathering provisions of the RFS2 regulations?

  • How do I find a listing of all obligated parties pertaining to the new RFS2 Program?


View More Renewable Fuel Standard (RFS2) →

Fuels Registration, Reporting, and Compliance Help

  • Registration
    • New Registrations
    • Updating Registrations
    • Job Aids for Registration
    • Registration System Updates
  • Reporting
    • Who Must Report
    • Systems Information
    • Reporting Deadlines
    • Resubmitting or correcting reports
    • Job Aids for Reporting
    • Reporting System Updates
  • Public Data & Registration Lists
    • Gasoline Programs
    • Part 79 Registered Fuels & Fuel Additives
    • Part 80 Registered Companies & Facilities
    • Renewable Fuel Standard
  • Help
    • Searchable Help Index
    • Fuels Program Frequent Questions
Contact Us about Fuels Registration, Reporting, and Compliance Help
Contact Us about Fuels Registration, Reporting, and Compliance Help to ask a question, provide feedback, or report a problem.
Last updated on August 19, 2025
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