; and (ii) has information on record to support those calculations. (B) Implementation For purposes of meeting the requirements under subparagraph (A)— (i) the Secretary of Labor, in consultation with the Commissioner, shall ensure that the certification of a producer under subparagraph (A)(i) does not contain omissions or errors before the certification is considered properly filed; and (ii) a calculation described in subparagraph (A)(i) 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 7 and 8 of the automotive appendix. (C) Regulations required The Secretary of the Treasury, in consultation with the Secretary of Labor, 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 labor value content requirements for preferential tariff treatment. (2) Certification relating to steel and aluminum purchase requirements (A) In general A covered vehicle shall be eligible for preferential tariff treatment only if the producer of the covered vehicle— (i) provides a certification to the Commissioner that the production of covered vehicles by the producer meets the steel and aluminum purchase requirements set forth in article 6 of the automotive appendix or, if the producer is subject to the alternative staging regime, articles 6 and 8 of that appendix; and (ii) has information on record to support the calculations relied on for the certification. (B) Implementation For purposes of meeting the requirements under subparagraph (A)— (i) the Commissioner shall ensure that the certification of a producer under subparagraph (A)(i) does not contain omissions or errors before the certification is considered properly filed