intermittent disaster response within such system. The Secretary shall provide updates on the number of vacant or unfilled positions within such system to the congressional committees of jurisdiction each quarter for which this authority is in effect. (B) Sunset The authority under this paragraph shall expire on September 30, 2021. . (e) Public safety officer benefits Section 1204(9) of title I of the Omnibus Crime Control and Safe Streets Act of 1968 ( 34 U.S.C. 10284(9) ) is amended— (1) in subparagraph (C)(ii), by striking or at the end