CFR›Title 45›Subtitle B›Chapter XVI›Part 1630 ContainsSubparts A–DCorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 PART 1630—COST STANDARDS AND PROCEDURES Subparts A Subpart A—General Provisions Sections 1630.1–1630.4 B Subpart B—Cost Standards and Prior Approval Sections 1630.5–1630.10 C Subpart C—Questioned Cost Proceedings Sections 1630.11–1630.17 D Subpart D—Closeout Procedures Sections 1630.18–1630.21 Authority42 U.S.C. 2996g(e).Source82 FR 37337, Aug. 10, 2017, unless otherwise noted. Previous 1629 Part 1629—Bonding Requirements for Recipients Next 1631 Part 1631—Purchasing and Property Management