under subsection (a) shall include the following elements: (1) A description of aircraft structural issues. (2) A plan for continued structural deficiency data analysis and training. (3) Projected repair timelines. (4) Future mitigation strategies. (5) An aircrew maintainer training plan, including a plan to ensure that the training pipeline remains steady, for any degradation period. (6) A recovery timeline to meet future deployment tasking. (7) A plan for continued upgrades and improvements. 5126. Limitation on availability of funds for the Littoral Combat Ship (a) Limitation The text of subsection (a) of section 126 is hereby deemed to read as follows: (a) Limitations None of the funds authorized to be appropriated by this Act for fiscal year 2020 for the Department of Defense may be used to exceed, and the Department may not otherwise exceed, the total procurement quantity of thirty-five Littoral Combat Ships, unless the Under Secretary of Defense for Acquisition and Sustainment submits to the congressional defense committees the certifications described in subsection (b). . (b) Definition Subsection (c) of section 126 shall have no force or effect. 5151. Limitation on availability of funds for communications systems lacking certain resiliency features The text of subsection (a) of section 151 preceding paragraph (1) is hereby deemed to read as follows: (a) In general Except as provided under subsection (b), none of the funds authorized to be appropriated by this Act for fiscal year 2020 for the Department of Defense may be used for the procurement of a current or future Department of Defense communications program of records, and the Department may not otherwise procure a current or future communications program of record, unless the communications equipment— . LII Research, Development, Test, and Evaluation 5201. Energetics plan (a) Plan required The Under Secretary of Defense for Research and Engineering shall, in coordination with the technical directors at defense laboratories and such other officials