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Regulations last checked for updates: May 16, 2025
Title 40 - Protection of Environment last revised: Nov 16, 2025
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Title 40
Chapter I
Part 231 - PART 231—SECTION 404(c) PROCEDURES
§ 231.1 - Purpose and scope.
§ 231.2 - Definitions.
§ 231.3 - Procedures for proposed determinations.
§ 231.4 - Public comments and hearings.
§ 231.5 - Recommended determination.
§ 231.6 - Administrator's final determinations.
§ 231.7 - Emergency procedure.
§ 231.8 - Extension of time.
authority:
33 U.S.C. 1344
(c)
source:
44 FR 58082, Oct. 9, 1979, unless otherwise noted.
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