; (B) may not provide any advice, recommendation, or other work product directly to the Under Secretary; and (C) may seek participation by any person who is not a member of the CSMAC to inform the activity of such subcommittee, working group, standing committee, ad hoc group, task group, or other subgroup. (e) Duration Section 1013(a)(2)(B) of title 5, United States Code (relating to the termination of advisory committees) shall not apply to the CSMAC. . 206. Voluntary criteria, standards, ratings, and other measures for certain radio receivers (a) Establishment of working group (1) In general Not later than 90 days after the date of the enactment of this Act, the Under Secretary shall convene a working group to assist the Under Secretary in developing, and periodically updating, voluntary criteria, standards, ratings, and other measures with respect to radio receivers operating in spectrum bands allocated for exclusive Federal use. (2) Purpose The purpose of the voluntary criteria, standards, ratings, and other measures developed, and periodically updated, by the Under Secretary under this section, with the assistance of the working group, shall be to provide guidance on the design, manufacture, and sale of radio receivers designed (in whole or in part) to operate in spectrum bands allocated for exclusive Federal use— (A) with respect to the incorporation of appropriate measures to mitigate, or enhance resiliency to, potential harmful interference; and (B) with the goal of ensuring that the reasonable current and future use of cochannel and non-cochannel spectrum, including use by non-Federal systems of spectrum designated by the Commission for commercial operations, will not result in the operation of such receivers being seriously degraded or obstructed, including such operation being repeatedly interrupted. (3) Chair; members