CFR›Title 48›Chapter 34›Part 3431 ContainsSubparts 3431.1–3431.2CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 3431—CONTRACT COST PRINCIPLES AND PROCEDURES Subparts 3431.1 Subpart 3431.1—Applicability Section 3431.101 3431.2 Subpart 3431.2—Contracts With Commercial Organizations Sections 3431.205–3431.205-71 Authority5 U.S.C. 301; 40 U.S.C. 121(c); and 41 U.S.C. 3102.Source88 FR 60542, Sept. 1, 2023, unless otherwise noted. Previous 3430 Part 3430—Cost Accounting Standards Administration Next 3432 Part 3432—Contract Financing