; 22 U.S.C. 8606 note) is amended— (1) in the paragraph heading, by striking In general and inserting Authority ; (2) by striking The Secretary of Defense and inserting the following: (A) In general The Secretary of Defense ; (3) by striking United States or Israel. and inserting the following: United States or Israel. (B) Activities to be included Activities carried out pursuant to such authority may include the following: (i) Low-cost, close-range final protective fire kinetic counter unmanned aerial systems (C–UAS) capability. (ii) Reduction of false alarm rates for tactical teams, an organic capability to detect, track, identify, and electronically deter and, where possible, capture small UAS that present a very low radar cross section. (iii) Non-kinetic means to detect, track, classify, take control of, and capture small UAS. (iv) Dual air and ground individual weapon overmatch optic that enables operators to quickly target and destroy UAS at range of 300 meters during the day and 200 meters at night. (v) Radar systems for urban environments to facilitate detection of UAS threats when other techniques are not viable. (vi) Evaluation of the performance characteristics of radio frequency UAS systems in urban environments. ; and (4) by striking Any activities and inserting the following: (C) Conduct of activities Any activities . (b) Sunset Subsection (f) of such section is amended by striking December 31, 2020 and inserting December 31, 2021 .