; commercial The terms commercial entity and commercial means a non-Federal entity organized under the laws of the United States or of any jurisdiction within the United States. . (b) Clerical amendment The table of sections for chapter 135 of title 10, United States Code, is amended by inserting after the item relating to section 2276 the following: 2276a. Special authority for provision of commercial space launch support services. . 1607. Treatment of Positioning, Navigation, and Timing Resiliency, Modifications, and Improvements program as acquisition category 1D program The Under Secretary of Defense for Acquisition and Sustainment shall treat the Positioning, Navigation, and Timing Resiliency, Modifications, and Improvements program of the Air Force (Program Element 0604201F) as an acquisition category 1D program, and the authority to manage such program may not be delegated. 1608. Briefing on classification practices and foreign disclosure policies required for combined space operations (a) In general Not later than 90 days after the date of the enactment of this Act, the Secretary of Defense and the Director of National Intelligence shall provide a briefing to the appropriate committees of Congress on the classification practices and foreign disclosure policies required to enable the development and conduct of combined space operations among the following countries: (1) Australia. (2) Canada. (3) France. (4) Germany. (5) New Zealand. (6) The United Kingdom. (7) The United States. (8) Any other ally or partner country, as determined by the Secretary of Defense or the Director of National Intelligence. (b) Elements The briefing required by subsection (a) shall include the following: (1) The military and national intelligence information required to be shared with the countries described in subsection (a) so as to enable the development and conduct combined space operations. (2) The policy, organizational, or other barriers that currently prevent such information sharing for combined space operations. (3) The