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Regulations last checked for updates: May 12, 2025
Title 40 - Protection of Environment last revised: Apr 12, 2028
All Titles
Title 40
Chapter I
Part 122
Subpart A - Subpart A—Definitions and General Program Requirements
§ 122.1 - Purpose and scope.
§ 122.2 - Definitions.
§ 122.3 - Exclusions.
§ 122.4 - Prohibitions (applicable to State NPDES programs, see § 123.25).
§ 122.5 - Effect of a permit.
§ 122.6 - Continuation of expiring permits.
§ 122.7 - Confidentiality of information.
authority:
The Clean Water Act,
33 U.S.C. 1251
source:
48 FR 14153, Apr. 1, 1983, unless otherwise noted.
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