Facilities Capital Cost of Money (FCCM) is a cost of capital allowance provided under the Federal Acquisition Regulation (FAR) 31.205-10. Despite its clear regulatory foundation and potential to improve contractor cash flow and cost recovery, FCCM remains significantly underutilized in U.S. Government contractsโparticularly by small and mid-sized contractors. This case study explores FCCMโs regulatory basis, reasons for its underuse, its impact on contractors, and recommendations to improve adoption.