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  • Is gasoline exempt from the requirements of Part 68?

    Is gasoline exempt from the requirements of 40 CFR Part 68? Although gasoline is not specifically listed as a regulated substance under 40 CFR Section 68.130, it may contain one or more regulated substances. On January 6, 1998 ( 63 FR 640 ), EPA exempted from threshold determination regulated flammable…

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  • Compliance date for adding covered processes

    What happens if I bring a new covered process on line (e.g., install a second storage tank) after submitting my original RMP? For a new covered process added after the initial compliance date, you must be in compliance on the date you first have a regulated substance above the threshold…

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  • Which fuels require registration?

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Under Part 79, manufacturers and importers of gasoline and diesel fuels for use in a motor vehicle or additives for such gasoline or diesel fuel are required to register them with the EPA prior to sale.

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  • We are a marketer of ethanol products. Sometimes personnel at ethanol plants make mistakes as to the number of gallons being loaded or produced. How do we "recall" erroneous RINs if the number of gallons we receive exceeds the number of RINs?

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . PTD documents may be corrected to reflect the appropriate volume associated with the volume received. The additional volume with assigned RINs may be addressed with a second PTD. Question and Answer was originally posted at: Questions and Answers…

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  • Covered chemicals and the definition of process

    Does a chemical need to be in a process to be covered by the CAA §112(r) risk management program requirements? The risk management program requirements apply to owners and operators of stationary sources that have more than a threshold quantity of a regulated substance contained in a process (40 CFR…

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

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Information related to updating fuel and fuel additive registrations is available here: Register or Update a Fuel or Fuel Additive Request under 40 CFR Part 79 .

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

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . Manufacturers/importers of biodiesel for on-road use are required to register the fuel with the EPA. To register, see Register or Update a Fuel or Fuel Additive Request under 40 CFR Part 79 . Additionally, please attach the following…

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

    See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help . New fuels/fuel additives must be registered prior to introduction into commerce. Registration instructions and forms for registering new fuel/fuel additive are available here: Register or Update a Fuel or Fuel Additive Request under 40 CFR Part 79 .

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  • What is the definition of a "technically qualified individual"?

    For the purpose of determining whether more than a threshold amount of a regulated substance is present at a stationary source under 40 CFR Part 68, certain exemptions may apply. One exemption is for regulated substances that are "manufactured, processed, or used in a laboratory at a stationary source under…

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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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  • Is a source in compliance with OSHA's PSM already in compliance with Part 68?

    If a stationary source includes processes that are subject to both the OSHA process safety management (PSM) standard and the Program 3 risk management program requirements, what must the owner or operator of the stationary source do to demonstrate compliance under 40 CFR Part 68? A source owner or operator…

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  • Are different substances aggregated for threshold determinations?

    A toxic substance is never aggregated with a different toxic substance to determine whether a threshold quantity is present. If your process consists of co-located vessels with different toxic substances, you must determine whether each substance exceeds its threshold quantity. A flammable substance in one vessel is never aggregated with…

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  • Are explosives listed regulated substances under CAA 112(r)?

    No. Explosives classified by the Department of Transportation as Class 1, Division 1.1 were initially listed as regulated substances with a threshold quantity of 5,000 pounds because of their potential to cause offsite impacts ( 59 FR 4478 ; January 31, 1994). In accordance with a Settlement Agreement between EPA…

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  • Applicability for piping between companies

    I operate a single covered process on a site owned by a large company. I manufacture a regulated substance that I pipe to the other company for use in its processes. At what point do the piping and substance become part of the other company’s stationary source? The answer will…

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  • Determining thresholds for different chemicals in interconnected vessels

    According to the definition of "process" in 40 CFR §68.3, any group of vessels that are interconnected is considered to be a single process. If a stationary source has two interconnected vessels and one contains 6,000 pounds of butane while the other contains 6,000 pounds of propane, is this a…

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