US lawFederal (United States)RegulationsTitle 48 CFR — Federal Acquisition Regulations SystemChapter 6 — DEPARTMENT OF STATEPart 644 — SUBCONTRACTING POLICIES AND PROCEDURESSubpart 644.3—Contractors' Purchasing Systems Reviews644.30248 C.F.R. § 644.302Requirements.Last amended: 2016Year: 2026Length: 16 wordsSubsections: 1Official source Cite as 48 C.F.R. § 644.302 (2026)(a) The Procurement Executive is the head of the agency for the purpose of FAR 44.302(a).