shall submit to the congressional defense committees such report and such comments as the Secretary considers appropriate. 1643. Authority to use operation and maintenance funds for cyber operations-peculiar capability development projects (a) In general Subchapter I of chapter 134 of title 10, United States Code, is amended by inserting after section 2243 the following new section: 2243a. Authority to use operation and maintenance funds for cyber operations-peculiar capability development projects (a) In general Subject to subsection (c), the covered officials may each use amounts authorized to be appropriated or otherwise made available for the Department of Defense for operation and maintenance, to carry out cyber operations-peculiar capability development projects. (b) Covered officials For purposes of this section, the covered officials are as follows: (1) The Secretary of the Army. (2) The Secretary of the Navy. (3) The Secretary of the Air Force. (4) The Commandant of the Marine Corps. (c) Limitation In a fiscal year, the aggregate amount that may be used by a single covered official under subsection (a) may not exceed $3,000,000. (d) Relationship to other laws The authority in subsection (a) may be used without regard to any provision of law establishing a limit on the unit cost of an investment item that may be purchased with funds made available for operation and maintenance. . (b) Table of sections amendment The table of sections at the beginning of such subchapter is amended by inserting after the item relating to section 2243 the following new item: 2243a. Authority to use operation and maintenance funds for cyber operations-peculiar capability development projects. . (c) Reports (1) In general In each of fiscal years 2021, 2022, and 2023, the Secretary of Defense shall submit to the congressional defense committees a report on the use of the authority provided under section 2243a(a) of title 10, United States Code, as added by subsection (a), during the previous fiscal year. (2) Timing Each report