26 U.S.C. § 40A: Biodiesel and renewable diesel used as fuel

the biodiesel mixture credit, plus the biodiesel credit, plus in the case of an eligible small agri-biodiesel producer, the small agri-biodiesel producer credit. The biodiesel mixture credit of any taxpayer for any taxable year is $1.00 for each gallon of biodiesel used by the taxpayer in the production of a qualified biodiesel mixture. is sold by the taxpayer producing such mixture to any person for use as a fuel, or is used as a fuel by the taxpayer producing such mixture. only if the sale or use described in subparagraph (B) is in a trade or business of the taxpayer, and for the taxable year in which such sale or use occurs. No credit shall be allowed under this section with respect to any casual off-farm production of a qualified biodiesel mixture. is used by the taxpayer as a fuel in a trade or business, or is sold by the taxpayer at retail to a person and placed in the fuel tank of such person’s vehicle. No credit shall be allowed under subparagraph (A)(i) with respect to any biodiesel which was sold in a retail sale described in subparagraph (A)(ii). No credit shall be allowed under paragraph (1) or (2) of subsection (a) unless the taxpayer obtains a certification (in such form and manner as prescribed by the Secretary) from the producer or importer of the biodiesel which identifies the product produced and the percentage of biodiesel and agri-biodiesel in the product. The small agri-biodiesel producer credit of any eligible small agri-biodiesel producer for any taxable year is 20 cents for each gallon of qualified agri-biodiesel production of such producer. for use by such other person in the production of a qualified biodiesel mixture in such other person’s trade or business (other than casual off-farm production), for use by such other person as a fuel in a trade or business, or who sells such agri-biodiesel at retail to another person and places such agri-biodiesel in the fuel tank of such other person, or is used or sold by such producer for any purpose described in clause (i). The qualified agri-biodiesel production of any producer for any taxable year shall not exceed 15,000,000 gallons. The credit determined under this paragraph with respect to any gallon of fuel shall be in addition to any credit determined under section 45Z with respect to such gallon of fuel. The amount of the credit determined under this section with respect to any biodiesel shall be properly reduced to take into account any benefit provided with respect to such biodiesel solely by reason of the application of section 6426 or 6427(e). the registration requirements for fuels and fuel additives established by the Environmental Protection Agency under section 211 of the Clean Air Act ( 42 U.S.C. 7545 ), and the requirements of the American Society of Testing and Materials D6751. The term “agri-biodiesel” means biodiesel derived solely from virgin oils, including esters derived from virgin vegetable oils from corn, soybeans, sunflower seeds, cottonseeds, canola, crambe, rapeseeds, safflowers, flaxseeds, rice bran, mustard seeds, and camelina, and from animal fats. any credit was determined under this section with respect to biodiesel used in the production of any qualified biodiesel mixture, and separates the biodiesel from the mixture, or without separation, uses the mixture other than as a fuel, any credit was determined under this section with respect to the retail sale of any biodiesel, and any person mixes such biodiesel or uses such biodiesel other than as a fuel, any credit was determined under subsection (a)(3), and any person does not use such fuel for a purpose described in subsection (b)(4)(B), All provisions of law, including penalties, shall, insofar as applicable and not inconsistent with this section, apply in respect of any tax imposed under subparagraph (A) or (B) as if such tax were imposed by section 4081 and not by this chapter. Under regulations prescribed by the Secretary, rules similar to the rules of subsection (d) of section 52 shall apply. No credit shall be determined under this section with respect to any biodiesel which is produced outside the United States for use as a fuel outside the United States. For purposes of this paragraph, the term “United States” includes any possession of the United States. The term “eligible small agri-biodiesel producer” means a person who, at all times during the taxable year, has a productive capacity for agri-biodiesel not in excess of 60,000,000 gallons. For purposes of the 15,000,000 gallon limitation under subsection (b)(4)(C) and the 60,000,000 gallon limitation under paragraph (1), all members of the same controlled group of corporations (within the meaning of section 267(f)) and all persons under common control (within the meaning of section 52(b) but determined by treating an interest of more than 50 percent as a controlling interest) shall be treated as 1 person. In the case of a partnership, trust, S corporation, or other pass-thru entity, the limitations contained in subsection (b)(4)(C) and paragraph (1) shall be applied at the entity level and at the partner or similar level. For purposes of this subsection, in the case of a facility in which more than 1 person has an interest, productive capacity shall be allocated among such persons in such manner as the Secretary may prescribe. to prevent the credit provided for in subsection (a)(3) from directly or indirectly benefiting any person with a direct or indirect productive capacity of more than 60,000,000 gallons of agri-biodiesel during the taxable year, or to prevent any person from directly or indirectly benefiting with respect to more than 15,000,000 gallons during the taxable year. In the case of a cooperative organization described in section 1381(a), any portion of the credit determined under subsection (a)(3) for the taxable year may, at the election of the organization, be apportioned pro rata among patrons of the organization on the basis of the quantity or value of business done with or for such patrons for the taxable year. An election under clause (i) for any taxable year shall be made on a timely filed return for such year. Such election, once made, shall be irrevocable for such taxable year. Such election shall not take effect unless the organization designates the apportionment as such in a written notice mailed to its patrons during the payment period described in section 1382(d). The amount of the credit not apportioned to patrons pursuant to subparagraph (A) shall be included in the amount determined under subsection (a)(3) for the taxable year of the organization. The amount of the credit apportioned to patrons pursuant to subparagraph (A) shall be included in the amount determined under such subsection for the first taxable year of each patron ending on or after the last day of the payment period (as defined in section 1382(d)) for the taxable year of the organization or, if earlier, for the taxable year of each patron ending on or after the date on which the patron receives notice from the cooperative of the apportionment. such reduction, over the amount not apportioned to such patrons under subparagraph (A) for the taxable year, Except as provided in paragraph (2), renewable diesel shall be treated in the same manner as biodiesel. Subsection (b)(4) shall not apply with respect to renewable diesel. the registration requirements for fuels and fuel additives established by the Environmental Protection Agency under section 211 of the Clean Air Act ( 42 U.S.C. 7545 ), and the requirements of the American Society of Testing and Materials D975 or D396, or other equivalent standard approved by the Secretary. This section shall not apply to any sale or use after December 31, 2024 (or, in the case of the small agri-biodiesel producer credit, any sale or use after December 31, 2026 ). Except as otherwise provided in this subsection, the amendments made by this section [amending this section and sections 6426 and 6427 of this title] shall apply to fuel produced, and sold or used, after December 31, 2008 . The amendment made by subsection (d) [amending this section] shall apply to fuel produced, and sold or used, after the date of the enactment of this Act [ Oct. 3, 2008 ].”