CFR›Title 49›Subtitle A›Part 89 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 PART 89—IMPLEMENTATION OF THE FEDERAL CLAIMS COLLECTION ACT Subparts A Subpart A—General Sections 89.1–89.15 B Subpart B—Collection of Claims Sections 89.21–89.35 C Subpart C—Referral of Debts to IRS for Tax Refund Offset Sections 89.37–89.47 AuthorityPub. L. 89-508; Pub. L. 89-365, secs. 3, 10, 11, 13(b), 31 U.S.C. 3701-3720A; Pub. L. 98-167; Pub. L. 98-369; Pub. L. 99-578; Pub. L. 101-552, 31 U.S.C. 3711(a)(2).Source53 FR 51238, Dec. 21, 1988, unless otherwise noted. Previous 80 Part 80—Credit Assistance for Surface Transportation Projects Next 91 Part 91—International Air Transportation Fair Competitive Practices