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Regulations last checked for updates: Apr 26, 2025
Title 40 - Protection of Environment last revised: Nov 26, 2025
All Titles
Title 40
Chapter I
Part 220 - PART 220—GENERAL
§ 220.1 - Purpose and scope.
§ 220.2 - Definitions.
§ 220.3 - Categories of permits.
§ 220.4 - Authorities to issue permits.
authority:
33 U.S.C. 1412
and 1418
source:
42 FR 2468, Jan. 11, 1977, unless otherwise noted.
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