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Code of Federal Regulations
C.F.R. Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER D—WATER PROGRAMS
PART 122—EPA ADMINISTERED PERMIT PROGRAMS: THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM
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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.
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