; (2) in subsection (c)— (A) in the subsection heading by inserting safety use of after public ; and (B) in paragraph (1)— (i) in the matter preceding subparagraph (A)— (I) by striking Not later than 180 days after the date of enactment of this Act, the and inserting The ; (II) by striking permit the use of and inserting permit ; (III) by striking public ; and (IV) by inserting by a public safety organization for such systems after systems ; (ii) by striking subparagraph (A) and inserting the following: (A) operated— (i) at or below an altitude of 150 feet above ground level within class B, C, D, E, or G airspace, but not at a greater altitude than the ceiling depicted on the UAS Facility Maps published by the Federal Aviation Administration, where applicable; (ii) within zero-grid airspaces as depicted on such UAS Facility Maps, only if operated in life-saving or emergency situations and with prior notification to the Administration in a manner determined by the Administrator; or (iii) above 150 feet above ground level within class B, C, D, E, or G airspace only with prior authorization from the Administrator; ; (iii) by striking subparagraph (B); and (iv) by redesignating subparagraphs (C), (D), and (E) as subparagraphs (B), (C), and (D), respectively; and (C) in paragraph (3) by striking Public actively and inserting Actively