Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Fuels Registration, Reporting, and Compliance Help
  3. Help

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

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

  • A tank truck common carrier picks up a load of ULSD at a Shell terminal and delivers it to a Flying J truckstop. The carrier only provides a transportation service, does that carrier have any registration or reporting duties?


View More Diesel Sulfur Program →

Gasoline Sulfur Program

  • 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/

  • What is the Tier 2 Vehicle & Gasoline Sulfur Program?


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?


View More Other →

Reformulated Gasoline & Anti-Dumping

  • 80.1450 refers to a Fuel Supply Plan. Is this referring to the fuel used for process energy? If not, what is it referring to? If yes, by "source" do you mean the name of the supplier? The regulations ask for the locations from which the process energy fue

  • 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?

  • 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

  • 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?

  • Once I register my fuel for the RFS2 program under §80.1450, do I still need to register my fuel under 40 CFR Part 79?

  • Under "Business Activities" on the Company Details CDX web page, what does "Small Blender" mean?

  • Is the licensed professional engineer conducting the engineering review required to perform the site visit in person, or can they delegate the site visit to another person who maybe assisting them in the engineering review?


View More Registration →

Reporting

  • What if pricing changes after the information has been reported to EMTS?

  • Where can I find more information and documentation on the EPA Moderated Transaction System (EMTS)?

  • I haven't seen a reference to the EPA CDX system. Is the CDX system already established or can we submit reports in our choice of electronic formats?


View More Reporting →

Registration & Reporting under 40 CFR 79

  • Which fuels require registration?

  • I have already registered my fuel and/or additive. What are my ongoing obligations?

  • Which fuels are exempt?

  • Am I required to register E15?

  • I am a new company. How do I register with the EPA?

  • When do I get an EPA assigned fuel ID/additive ID?

  • How do I obtain an EPA assigned company ID?


View More Registration & Reporting →

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?

  • When is a RIN generated for ethanol that is imported into the U.S.?

  • No Equivalence Value was provided for ETBE. What value do I use for generating RINs for ETBE?


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
    • System Updates
  • Reporting
    • Attest Engagements
    • Diesel
    • Fuel and Fuel Additive Registrations (FFARs)
    • Gasoline
    • Renewable Fuel Standard (RFS)
  • 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 September 6, 2024
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.