CFR›Title 48›Chapter 13›48 CFR Part 1331 Citation48 CFR Part 1331ContainsSubparts Subpart 1331.1–Subpart 1331.2CorpusDaily eCFRDisplayed edition2026-10-08Last updated2026-10-08 PART 1331—CONTRACT COST PRINCIPLES AND PROCEDURES Subparts Subpart 1331.1 Subpart 1331.1—Applicability Subpart 1331.2 Subpart 1331.2—Contracts With Commercial Organizations Authority41 U.S.C. 414; 48 CFR 1.301-1.304.Source75 FR 10570, Mar. 8, 2010, unless otherwise noted.