CFR›Title 5›Chapter VI›5 CFR Part 1639 Citation5 CFR Part 1639ContainsSubparts Subpart A–Subpart ECorpusDaily eCFRDisplayed edition2026-09-03Last updated2026-09-03 PART 1639—CLAIMS COLLECTION Subparts Subpart A Subpart A—Administrative Collection, Compromise, Termination, and Referral of Claims Subpart B Subpart B—Salary Offset Subpart C Subpart C—Tax Refund Offset Subpart D Subpart D—Administrative Offset Subpart E Subpart E—Administrative Wage Garnishment Authority5 U.S.C. 8474 and 31 U.S.C. 3711, 3716, 3720A, and 3720D.Source62 FR 49417, Sept. 22, 1997, unless otherwise noted.