; (2) by redesignating subsection (f) as subsection (h); and (3) by inserting after subsection (e) the following new subsection: (f) Quarterly report on monthly changes in current state of readiness of units The Secretary shall each quarter submit to the congressional defense committees a report on each monthly upgrade or downgrade of the current state of readiness of a unit that was issued by the commander of a unit during the previous quarter, together with the rationale of the commander for the issuance of such upgrade or downgrade. . (e) Annual report to Congress on operational contract support Such section is further amended by inserting after subsection (f), as added by subsection (d) of this section, the following new subsection: (g) Annual report on operational contract support The Secretary shall each year submit to the congressional defense committees a report in writing containing the results of the most recent annual measurement of the capability of operational contract support to support current and anticipated wartime missions of the armed forces. Each such report shall be submitted in unclassified form, but may include a classified annex. . (f) Regulations Such section is further amended in subsection (h), as redesignated by subsection (d) of this section, by striking prescribe the units that are subject to reporting in the readiness reporting system, what type of equipment is subject to such reporting and inserting prescribe the established information technology system for Department of Defense reporting, specifically authorize exceptions to a single-system architecture, and identify the organizations, units, and entities that are subject to reporting in the readiness reporting system, what organization resources are subject to such reporting . (g) Conforming amendments (1) Section heading Such section is further amended in the section heading by striking : establishment