U.S. Code / Title 41 — Public Contracts / Subtitle I—Federal Procurement Policy / Division C—ProcurementTitle 41ChapterChapter 45—Contract FinancingContents§ 4501. Authority of executive agency§ 4502. Payment§ 4503. Security for advance payments§ 4504. Conditions for progress payments§ 4505. Payments for commercial products and commercial services§ 4506. Action in case of fraud