; (iii) in subparagraph (D), as so redesignated— (I) by striking identification of a named storm under subparagraph (A) and inserting confirmation of indeterminate losses identified under subparagraph (C) with respect to a named storm ; and (II) by striking assessment for such named storm and inserting assessment for each coastal State that suffered such indeterminate losses as a result of the named storm ; (iv) in subparagraph (E), as so redesignated— (I) by striking an identification of a named storm is made under subparagraph (A) and inserting any indeterminate losses are identified under subparagraph (C) ; and (II) by striking for such storm under subparagraph (B) and inserting under subparagraph (D) for any coastal State that suffered such indeterminate losses ; and (v) by adding at the end the following: (F) Separate post-storm assessments for a single named storm (i) In general The Administrator may conduct a separate post-storm assessment for each coastal State in which indeterminate losses are identified under subparagraph (C). (ii) Timeline If the Administrator conducts a separate post-storm assessment under clause (i), the Administrator shall complete the assessment based on the dates of actions that the Administrator takes under subparagraphs (C) and (D). ; and (3) in subsection (c)— (A) in paragraph (1), by striking 540 days after the date of the enactment of the Consumer Option for an Alternative System to Allocate Losses Act of 2012 and inserting December 31, 2019 ; (B) in paragraph (2), by inserting , in the discretion of the Administrator, after of sensors as may