Code of Federal Regulations · Part

Part 125 — Criteria And Standards For The National Pollutant Discharge Elimination System

40 C.F.R. pt. 125

• Subpart A Criteria And Standards For Imposing Technology-based Treatment Requirements Under Sections 301(b) And 402 Of The Act
• Subpart B Criteria For Issuance Of Permits To Aquaculture Projects
• Subpart C Subpart C [reserved]
• Subpart D Criteria And Standards For Determining Fundamentally Different Factors Under Sections 301(b)(1)(a), 301(b)(2) (a) And (e) Of The Act
• Subpart E Criteria For Granting Economic Variances From Best Available Technology Economically Achievable Under Section 301(c) Of The Act [reserved]
• Subpart F Criteria For Granting Water Quality Related Variances Under Section 301(g) Of The Act [reserved]
• Subpart G Criteria For Modifying The Secondary Treatment Requirements Under Section 301(h) Of The Clean Water Act
• Subpart H Criteria For Determining Alternative Effluent Limitations Under Section 316(a) Of The Act
• Subpart I Requirements Applicable To Cooling Water Intake Structures For New Facilities Under Section 316(b) Of The Act
• Subpart J Requirements Applicable To Cooling Water Intake Structures For Existing Facilities Under Section 316(b) Of The Clean Water Act
• Subpart K Subpart K [reserved]
• Subpart L Criteria And Standards For Imposing Conditions For The Disposal Of Sewage Sludge Under Section 405 Of The Act [reserved]
• Subpart M Ocean Discharge Criteria
• Subpart N Requirements Applicable To Cooling Water Intake Structures For New Offshore Oil And Gas Extraction Facilities Under Section 316(b) Of The Act