10 U.S.C. § 4374: Unit cost reports: determinations by service acquisition executive and secretary concerned of breach of significant cost growth threshold or critical cost growth threshold; reports to Congress

When a unit cost report is submitted to the service acquisition executive designated by the Secretary concerned under this chapter with respect to a major defense acquisition program or any designated major subprogram under the program, the service acquisition executive shall determine whether the current program acquisition unit cost for the program or subprogram has increased by a percentage equal to or greater than the significant cost growth threshold, or the critical cost growth threshold, for the program or subprogram. When a unit cost report is submitted to the service acquisition executive designated by the Secretary concerned under this chapter with respect to a major defense acquisition program or any designated major subprogram under the program that is a procurement program, the service acquisition executive, in addition to the determination under subsection (a), shall determine whether the procurement unit cost for the program or subprogram has increased by a percentage equal to or greater than the significant cost growth threshold, or the critical cost growth threshold, for the program or subprogram. If, based upon the service acquisition executive’s determination, the Secretary concerned determines that the current program acquisition unit cost has increased by a percentage equal to or greater than the significant cost growth threshold or critical cost growth threshold or that the procurement unit cost has increased by a percentage equal to or greater than the significant cost growth threshold or critical cost growth threshold, the Secretary shall notify Congress in writing of such determination and of the increase with respect to the program or subprogram concerned. In the case of a determination based on a quarterly report submitted in accordance with section 4372 of this title , the Secretary shall submit the notification to Congress within 45 days after the end of the quarter. In the case of a determination based on a report submitted in accordance with section 4373 of this title , the Secretary shall submit the notification to Congress within 45 days after the date of that report. The Secretary shall include in the notification the date on which the determination was made.