Force and the Chief of the National Guard Bureau, in the case of the Air National Guard of the United States. (b) Final decision on request nondelegable The Secretary of Defense may not delegate the final decision on any request under subsection (a). (c) Notice to Congress on action upon request (1) Notice required Not later than 30 days after the Secretary of Defense acts on a request under subsection (a), the Secretary shall submit to the congressional defense committees a written notice on such action. (2) Elements The notice on any requested action under subsection (a) shall include the following: (A) The military unit covered by the requested action. (B) A description of the significant readiness deficiency or deficiencies providing the basis for the requested action. (C) The action of the Secretary. (D) If the military unit is treated by the Secretary as unavailable for a scheduled deployment— (i) a description of the scheduled deployment dates, missions, and locations for which the unit is unavailable