; and (ii) a calculation described in subparagraph (A)(ii) based on a producer’s preceding fiscal or calendar year is valid for the producer’s subsequent fiscal or calendar year, as the case may be, as set forth in articles 6 and 8 of the automotive appendix. (C) Regulations required The Secretary of the Treasury shall prescribe regulations to carry out this paragraph, including regulations setting forth the procedures and requirements for a producer of covered vehicles to establish that the producer meets the steel and aluminum purchase requirements for preferential tariff treatment. (d) Alternative staging regime (1) Publication of requirements Not later than 90 days after the date of the enactment of this Act, the Trade Representative, in consultation with the interagency committee, shall publish in the Federal Register requirements, procedures, and guidance required to implement the alternative staging regime, including with respect to the following: (A) The procedures, calculation methodology, timeframe, specific regional value content thresholds, and other minimum requirements, consistent with article 8 of the automotive appendix, with which a producer of covered vehicles subject to the alternative staging regime is required to comply during the alternative staging regime period for such vehicles to be eligible for preferential tariff treatment pursuant to the alternative staging regime. (B) The date by which requests for the alternative staging regime are required to be submitted. (C) The information a producer of passenger vehicles or light trucks is required to provide, in the producer’s request to use the alternative staging regime, to demonstrate the actions that the producer will take to be prepared to meet all the requirements set forth in articles 2 through 7 of the automotive appendix after the alternative staging regime period has expired, including the following: (i) A statement identifying which of the requirements set forth in articles 2 through 7 of the automotive appendix that the producer