CFR›Title 40›Chapter I›Part 260›40 CFR Part 260 Subpart B Citation40 CFR Part 260 Subpart BContainsSections 260.10–260.11CorpusDaily eCFRDisplayed edition2026-06-29Last updated2026-06-29 Subpart B—Definitions Sections 260.10 § 260.10 Definitions. 260.11 § 260.11 Incorporation by reference. Authority42 U.S.C. 6905, 6912(a), 6921-6927, 6930, 6934, 6935, 6937, 6938, 6939, 6939g, and 6974.Source45 FR 33073, May 19, 1980, unless otherwise noted. Previous A Subpart A—General Next C Subpart C—Rulemaking Petitions