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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

  • Section 80.600(a)(10) says, Any refiner or importer shall maintain copies of all product transfer documents required under §80.590. If all information required in paragraph (a)(6) of this section is on the product transfer document for a batch, then the p

  • My company currently sells distillate blendstocks. Can we continue to sell blendstocks given the new regulations?


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Gasoline Sulfur Program

  • Can a refiner or importer use gasoline sulfur test methods other than ASTM D 2622-98, especially for sulfur levels of 10 ppm and less?

  • Must a refinery that produces both California gasoline and federal RFG designate each batch produced as either federal RFG or California gasoline, and maintain segregation of both products, even though the gasoline meets the requirements of both programs?

  • Truckers may obtain both premium gasoline and regular gasoline from a terminal in order to supply a retail outlet with midgrade gasoline. In such cases, if a truck obtains a load of gasoline from a terminal that consists of a mixture of gasoline from a te


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Other

  • 6. Is commingling of different types of ethanol permitted? If so, what systems must be employed?

  • If a facility is grandfathered, is it also exempt from the requirement that feedstocks must be renewable biomass?

  • In the NPRM, the sulfur standards were expressed without decimal places, but the final rule provides that the standards are expressed with two decimal places (§§ 80.195, 205). Why did EPA include this change?


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Reformulated Gasoline & Anti-Dumping

  • How does PBATMA (40 CFR 80.47) apply to refiners and importers of “California gasoline” subject to the enforcement exemptions of 40 CFR 80.81?

  • What options for meeting the importer requirements are available to an importer who imports gasoline into the United States by truck? How does such an importer meet the every-batch sampling and testing requirements, since every truck (or truck compartment

  • How can a distributor meet the defense elements in the case of gasoline that is obtained from another distributor's terminal through an exchange agreement?


View More RFG & Anti-Dumping →

Registration

  • If an importer is unsure of what terminals might be involved in importing gasoline (RFG or conventional), may importers register more terminals than might be used?

  • 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?


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Reporting

  • How should a party producing reformulated gasoline or RBOB make the designation of per gallon or average for the appropriate fuel parameters?

  • Regulation Section 80.1131(b)(4) states that, in the event that the same RIN is transferred to two or more parties, "all such RINs will be deemed to be invalid, unless EPA in its sole discretion determines that some portion of these RINS is valid." What’s

  • 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


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)

  • Does regulation Section 80.1128(a)(4) allow a marketer to change the K code from 1 to 2 and then not transfer the RIN with the renewable fuel as long as he sells the RINs to anyone by the end of the quarter?

  • What business activity should producers and marketers register under?

  • How can a marketer transfer RINs with a K code of 1 and fulfill the requirement that "No person may transfer a RIN that has a K code of 1 without transferring an appropriate volume of renewable fuel to the same person on the same day" ?


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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