CFR›Title 48›Chapter 21›Part 2131 ContainsSubparts 2131.1–2131.2CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 PART 2131—CONTRACT COST PRINCIPLES AND PROCEDURES Subparts 2131.1 Subpart 2131.1—Applicability Sections 2131.103–2131.109 2131.2 Subpart 2131.2—Contracts With Commercial Organizations Sections 2131.201–2131.270 Authority5 U.S.C. 8716; 40 U.S.C. 486(c); 48 CFR 1.301.Source58 FR 40378, July 28, 1993, unless otherwise noted. Previous 2129 Part 2129—Taxes Next 2132 Part 2132—Contract Financing