; (bb) make a determination with respect to whether the modified plan is based on substantial evidence and reasonably calculated to ensure that the producer will still be able to meet the requirements set forth in articles 2 through 7 of the automotive appendix after the alternative staging regime period has expired; (cc) if the Trade Representative makes an affirmative determination under item (bb), approve the modified plan; and (dd) notify the producer in writing of the determination. (iii) Inability to meet requirements If the Trade Representative, in consultation with the interagency committee, determines that the information provided by a producer under clause (i) demonstrates that the producer will no longer be able to meet the requirements set forth in articles 2 through 7 of the automotive appendix after the alternative staging regime period has expired, the Trade Representative shall notify the producer in writing, and no claim for preferential tariff treatment may be made, on or after the date of the determination, with respect to a covered vehicle of the producer pursuant to the alternative staging regime. (5) Failure to meet requirements for alternative staging regime (A) In general If, at any time, the Trade Representative, in consultation with the interagency committee, makes a determination described in subparagraph (B) with respect to a producer of covered vehicles subject to the alternative staging regime— (i) any claim for preferential tariff treatment under the alternative staging regime for any covered vehicle of that producer shall be considered invalid