; and (ii) continue making efforts to acquire that item until the item is acquired. (B) Updated notice with respect to the same item If an owner or operator is unable to acquire an item described in a notice submitted under subparagraph (A) by the date described in paragraph (4)(B)(ii) with respect to the notice, the owner or operator may submit an updated notice with respect to that item. (2) Reasonable effort determination With respect to each notice submitted under paragraph (1), the Secretary shall determine whether the owner or operator submitting the notice has made reasonable efforts to acquire the item described in the notice. (3) Notice of compliance Not later than 7 days after the date on which an owner or operator acquires an item described in a notice submitted by that owner or operator under paragraph (1) in a quantity sufficient to comply with the requirements prescribed under subsection (b)(1), the owner or operator shall submit to the Secretary a written notice of compliance with those requirements. (4) Lists of owners and operators making reasonable efforts to acquire unavailable items (A) In general The Secretary shall publish on a public website of the Department of Transportation a list that, with respect to each notice submitted to the Secretary under paragraph (1) for which the Secretary has made a positive determination under paragraph (2)— (i) identifies the owner or operator that submitted the notice; (ii) identifies the item that the owner or operator was unable to acquire; and (iii) describes the reasonable efforts made by the owner or operator to acquire that item. (B) Removal from list The Secretary shall remove each entry on the list described in subparagraph (A) on the earlier of— (i) the date on which the applicable owner or operator submits to the Secretary a notice of compliance under paragraph (3) with respect to the item that is the subject of the entry