1. Short title This Act may be cited as the Electric Credit Access Ready at Sale Act of 2018 or the Electric CARS Act of 2018 . 2. Extension and modification of new qualified plug-in electric drive motor vehicles credit (a) Extension (1) In general Subsection (e) of section 30D of the Internal Revenue Code of 1986 is amended to read as follows: (e) Termination This section shall not apply to any new qualified plug-in electric drive motor vehicle placed in service after December 31, 2028. . (2) 2- and 3-wheeled plug-in electric vehicles Subparagraph (E) of section 30D(g)(3) of such Code is amended by striking or at the end of clause (i), by redesignating clause (ii) as clause (iii), and by inserting after clause (i) the following new clause: (ii) after December 31, 2017, and before January 1, 2029, or . (b) Credit may be assigned to financing entity Section 30D(f) of the Internal Revenue Code of 1986 is amended by adding at the end the following new paragraph: (8) Credit may be assigned to financing entity (A) In general The taxpayer to whom the credit which would (but for this paragraph) be allowed under subsection (a) for any taxable year with respect to a vehicle may assign such credit to the person who financed the purchase (or lease of at least 2 years) of such vehicle. Any person to whom such credit is assigned under the preceding sentence shall be treated for purposes of this title as the taxpayer who placed such vehicle in service. (B) Disclosure requirement Subparagraph (A) shall not apply with respect to any vehicle unless the person to whom the credit is assigned clearly discloses in writing to the taxpayer the amount of the credit allowable under subsection (a) with respect to such vehicle (determined without regard to subsection (c)). . (c) Carryforward of unused credit Section 30D of the Internal Revenue Code of 1986 is amended by redesignating subsection (g) (as amended by subsection (a)(2)) as subsection (h), and by inserting after subsection (f) the following new subsection: (g) Carryforward of