Code Of Federal Regulations, Title 40, Protection of Environment, Pt 100-135, Revised as of July 1, 2020

Prepared and regularly updated by specific Federal agencies, then published by the Office of Federal Register (OFR) 40 CFR, Parts 100-135, includes rules, regulations, procedures and administrative procedures associated with Title 40 Protection of Environment. . 

Parts 100-103 [Reserved]

Part 104 Public Hearings on Effluent Standards for Toxic Pollutants 104.1 – 104.16

Part 105 Recognition Awards Under the Clean Water Act 105.1 – 105.16

Part 108 Employee Protection Hearings108.1 – 108.7

Part 109 Criteria for State, Local and Regional Oil Removal Contingency Plans 109.1 – 109.6

Part 110 Discharge of Oil 110.1 – 110.6

Part 112 Oil Pollution Prevention 112.1 – 112.21

Part 113 Liability Limits for Small Onshore Storage Facilities 113.1 – 113.6

Part 116 Designation of Hazardous Substances 116.1 – 116.4

Part 117 Determination of Reportable Quantities for Hazardous Substances 117.1 – 117.23

Part 120 Definition of Waters of the United States 120.1 – 120.2

Part 121 State Certification of Activities Requiring a Federal License or Permit 121.1 – 121.16

Part 122 EPA Administered Permit Programs: the National Pollutant Discharge Elimination System 122.1 – 122.64

Part 123 State Program Requirements 123.1 – 123.64

Part 124 Procedures for Decisionmaking 124.1 – 124.214

Part 125 Criteria and Standards for the National Pollutant Discharge Elimination System 125.1 – 125.139

Part 127 NPDES Electronic Reporting 127.1 – 127.27

Part 129 Toxic Pollutant Effluent Standards  129.1 – 129.105

Part 130 Water Quality Planning and Management 130.0 – 130.16

Part 131 Water Quality Standards131.1 – 131.47

Part 132 Water Quality Guidance for the Great Lakes System 132.1 – 132.6

Part 133 Secondary Treatment Regulation 133.100 – 133.105

Part 135 Prior Notice of Citizen Suits 135.1 – 135.13

Lawyers, law librarians and law students should be familiar with the Code of Federal Regulations.