CFR›Title 5›Chapter I›5 CFR Part 5 Citation5 CFR Part 5ContainsSections § 5.1–§ 5.4CorpusDaily eCFRDisplayed edition2026-08-06Last updated2026-08-06 PART 5—REGULATIONS, INVESTIGATION, AND ENFORCEMENT (RULE V) Sections § 5.1 § 5.1 Civil Service regulations. § 5.2 § 5.2 Investigation and evaluations. § 5.3 § 5.3 Enforcement. § 5.4 § 5.4 Information and testimony. Authority5 U.S.C. 3301, 3302; E.O. 12107.Source45 FR 4337, Jan. 22, 1980, unless otherwise noted.