CFR›Title 42›Chapter V›Part 1006 ContainsSections 1006.1–1006.5CorpusDaily eCFRDisplayed edition2026-05-07Last updated2026-05-07 PART 1006—INVESTIGATIONAL INQUIRIES Sections 1006.1 § 1006.1 Scope. 1006.2 § 1006.2 Contents of subpoena. 1006.3 § 1006.3 Service and fees. 1006.4 § 1006.4 Procedures for investigational inquiries. 1006.5 § 1006.5 Enforcement of a subpoena. Authority42 U.S.C. 405(d), 405(e), 1302, 1320a-7, and 1320a-7a.Source57 FR 3354, Jan. 29, 1992, unless otherwise noted. Previous 1005 Part 1005—Appeals of Exclusions, Civil Money Penalties and Assessments Next 1007 Part 1007—State Medicaid Fraud Control Units