CFR›Title 5›Chapter VIII›Part 1840 ContainsSection 1840.1CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 1840—SUBPOENAS Sections 1840.1 § 1840.1 Service of subpoenas by mail. Authority5 U.S.C. 1212(e). Previous 1830 Part 1830—Privacy Act Regulations Next 1850 Part 1850—Enforcement of Nondiscrimination on the Basis of Disability in Programs or Activities Conducted by the Office of Special Counsel