; and (bb) the governmental entity applies for a warrant described in subparagraph (A) approving such use not later than 48 hours after such use begins, and takes such steps to expedite the consideration of such application as may be possible. (ii) Termination of emergency use (I) In general A law enforcement agency of a governmental entity shall immediately terminate use of a cell-site simulator under clause (i) of this subparagraph at the earlier of the time the information sought is obtained or the time the application for a warrant described in subparagraph (A) is denied. (II) Warrant denied If an application for a warrant described in clause (i)(II)(bb) is denied— (aa) any information or evidence derived from use of the cell-site simulator shall be subject to subsection (c); (bb) the attorney for the governmental entity submitting the application shall— (AA) retain, until the date that is 1 year after the date of the denial, a single copy of any information or evidence derived from use of the cell-site simulator for potential use by a person about whose electronic device the government obtained information with the cell site simulator, which may not be used for any other purpose; and (BB) promptly destroy any other copies of such information or evidence; and (cc) the applicable law enforcement agency shall serve notice in accordance with subparagraph (D). (C) Disclosures required in application In any application for a warrant authorizing the use of a cell-site simulator under subparagraph (A) or (B), the governmental entity shall include the following: (i) A disclosure of any potential disruption of the ability of the subject of the surveillance or bystanders to use commercial mobile radio services or private mobile services, including using advanced communications services, to make or receive, as applicable— (I) emergency calls (including 9–1–1 calls)