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Title 40 — Protection of Environment · Federal regulations | KnowTheGov

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TITLE 40 OF THE CFR

Protection of Environment

379 parts24,651 sections

Regulation text is not stored here. Each part opens the official electronic edition, which is kept current by the government.

Environmental Protection Agency

40 CFR part 1 — Statement of Organization and General Information 20 sections
40 CFR part 2 — Public Information 43 sections
40 CFR part 3 — Cross-Media Electronic Reporting 8 sections
40 CFR part 4 — Uniform Relocation Assistance and Real Property Acquisition for Federal and Federally Assisted Programs 1 sections
40 CFR part 5 — Nondiscrimination on the Basis of Sex in Education Programs or Activities Receiving Federal Financial Assistance 45 sections
40 CFR part 6 — Procedures for Implementing the National Environmental Policy Act and Assessing the Environmental Effects Abroad of EPA Actions 26 sections
40 CFR part 7 — Nondiscrimination in Programs or Activities Receiving Federal Assistance from the Environmental Protection Agency 34 sections
40 CFR part 8 — Environmental Impact Assessment of Nongovernmental Activities in Antarctica 12 sections
40 CFR part 9 — OMB Approvals Under the Paperwork Reduction Act 1 sections
40 CFR part 10 — Administrative Claims Under Federal Tort Claims Act 11 sections
40 CFR part 11 — Security Classification Regulations Pursuant to Executive Order 11652 6 sections
40 CFR part 12 — Nondiscrimination on the Basis of Handicap in Programs or Activities Conducted by the Environmental Protection Agency 19 sections
40 CFR part 13 — Claims Collection Standards 40 sections
40 CFR part 14 — Employee Personal Property Claims 14 sections
40 CFR part 16 — Implementation of Privacy Act of 1974 12 sections
40 CFR part 17 — Implementation of the Equal Access to Justice Act in EPA Administrative Proceedings 21 sections
40 CFR part 18 — Environmental Protection Research Fellowships and Special Research Consultants for Environmental Protection 11 sections
40 CFR part 19 — Adjustment of Civil Monetary Penalties for Inflation 4 sections
40 CFR part 20 — Certification of Facilities 10 sections
40 CFR part 21 — Small Business 13 sections
40 CFR part 22 — Consolidated Rules of Practice Governing the Administrative Assessment of Civil Penalties and the Revocation/Termination or Suspension of Permits 49 sections
40 CFR part 23 — Judicial Review Under EPA-Administered Statutes 12 sections
40 CFR part 24 — Rules Governing Issuance of and Administrative Hearings on Interim Status Corrective Action Orders 20 sections
40 CFR part 25 — Public Participation in Programs Under the Resource Conservation and Recovery Act, the Safe Drinking Water Act, and the Clean Water Act 14 sections
40 CFR part 26 — Protection of Human Subjects 81 sections
40 CFR part 27 — Program Fraud Civil Remedies 48 sections
40 CFR part 29 — Intergovernmental Review of Environmental Protection Agency Programs and Activities 13 sections
40 CFR part 30-31 — Parts 30-31 [Reserved] Reserved
40 CFR part 33 — Participation by Disadvantaged Business Enterprises in United States Environmental Protection Agency Programs 38 sections
40 CFR part 34 — New Restrictions on Lobbying 13 sections
40 CFR part 35 — State and Local Assistance 481 sections
40 CFR part 40 — Research and Demonstration Grants 35 sections
40 CFR part 45 — Training Assistance 12 sections
40 CFR part 46 — Fellowships 27 sections
40 CFR part 47 — National Environmental Education Act Grants 8 sections
40 CFR part 49 — Indian Country: Air Quality Planning and Management 537 sections
40 CFR part 50 — National Primary and Secondary Ambient Air Quality Standards 21 sections
40 CFR part 51 — Requirements for Preparation, Adoption, and Submittal of Implementation Plans 203 sections
40 CFR part 52 — Approval and Promulgation of Implementation Plans 1106 sections
40 CFR part 53 — Ambient Air Monitoring Reference and Equivalent Methods 47 sections
40 CFR part 54 — Prior Notice of Citizen Suits 3 sections
40 CFR part 55 — Outer Continental Shelf Air Regulations 15 sections
40 CFR part 56 — Regional Consistency 7 sections
40 CFR part 57 — Primary Nonferrous Smelter Orders 58 sections
40 CFR part 58 — Ambient Air Quality Surveillance 15 sections
40 CFR part 59 — National Volatile Organic Compound Emission Standards for Consumer and Commercial Products 91 sections
40 CFR part 60 — Standards of Performance for New Stationary Sources 1830 sections
40 CFR part 61 — National Emission Standards for Hazardous Air Pollutants 215 sections
40 CFR part 62 — Approval and Promulgation of State Plans for Designated Facilities and Pollutants 934 sections
40 CFR part 63 — National Emission Standards for Hazardous Air Pollutants for Source Categories 2473 sections
40 CFR part 64 — Compliance Assurance Monitoring 10 sections
40 CFR part 65 — Consolidated Federal Air Rule 94 sections
40 CFR part 66 — Assessment and Collection of Noncompliance Penalties by EPA 37 sections
40 CFR part 67 — EPA Approval of State Noncompliance Penalty Program 13 sections
40 CFR part 68 — Chemical Accident Prevention Provisions 63 sections
40 CFR part 69 — Special Exemptions from Requirements of the Clean Air Act 10 sections
40 CFR part 70 — State Operating Permit Programs 14 sections
40 CFR part 71 — Federal Operating Permit Programs 19 sections
40 CFR part 72 — Permits Regulation 59 sections
40 CFR part 73 — Sulfur Dioxide Allowance System 41 sections
40 CFR part 74 — Sulfur Dioxide Opt-Ins 31 sections
40 CFR part 75 — Continuous Emission Monitoring 61 sections
40 CFR part 76 — Acid Rain Nitrogen Oxides Emission Reduction Program 15 sections
40 CFR part 77 — Excess Emissions 6 sections
40 CFR part 78 — Appeal Procedures 20 sections
40 CFR part 79 — Registration of Fuels and Fuel Additives 41 sections
40 CFR part 80 — Regulation of Fuels and Fuel Additives 93 sections
40 CFR part 81 — Designation of Areas for Air Quality Planning Purposes 344 sections
40 CFR part 82 — Protection of Stratospheric Ozone 87 sections
40 CFR part 83 — Part 83 [Reserved] Reserved
40 CFR part 84 — Phasedown of Hydrofluorocarbons 40 sections
40 CFR part 85 — Control of Air Pollution from Mobile Sources 88 sections
40 CFR part 86 — Control of Emissions from New and In-Use Highway Vehicles and Engines 351 sections
40 CFR part 87 — Control of Air Pollution from Aircraft and Aircraft Engines 12 sections
40 CFR part 88 — Clean-Fuel Vehicles 2 sections
40 CFR part 89 — Control of Emissions from New and In-Use Nonroad Compression-Ignition Engines 2 sections
40 CFR part 90 — Control of Emissions from Nonroad Spark-Ignition Engines at or Below 19 Kilowatts 2 sections
40 CFR part 91 — Control of Emissions from Marine Spark-Ignition Engines 2 sections
40 CFR part 92 — Control of Air Pollution from Locomotives and Locomotive Engines 2 sections
40 CFR part 93 — Determining Conformity of Federal Actions to State or Federal Implementation Plans 46 sections
40 CFR part 94 — Control of Emissions from Marine Compression-Ignition Engines 2 sections
40 CFR part 95 — Mandatory Patent Licenses 4 sections
40 CFR part 96 — NOX Budget Trading Program and CAIR NOX and SO2 Trading Programs for State Implementation Plans 192 sections
40 CFR part 97 — Federal NOX Budget Trading Program, CAIR NOX and SO2 Trading Programs, CSAPR NOX and SO2 Trading Programs, and Texas SO2 Trading Program 439 sections
40 CFR part 98 — Mandatory Greenhouse Gas Reporting 434 sections
40 CFR part 99 — Part 99 [Reserved] Reserved
40 CFR part 100-103 — Parts 100-103 [Reserved] Reserved
40 CFR part 104 — Public Hearings on Effluent Standards for Toxic Pollutants 16 sections
40 CFR part 105 — Recognition Awards Under the Clean Water Act 16 sections
40 CFR part 108 — Employee Protection Hearings 7 sections
40 CFR part 109 — Criteria for State, Local and Regional Oil Removal Contingency Plans 6 sections
40 CFR part 110 — Discharge of Oil 6 sections
40 CFR part 112 — Oil Pollution Prevention 15 sections
40 CFR part 113 — Liability Limits for Small Onshore Storage Facilities 6 sections
40 CFR part 116 — Designation of Hazardous Substances 4 sections
40 CFR part 117 — Determination of Reportable Quantities for Hazardous Substances 9 sections
40 CFR part 118 — Clean Water Act Hazardous Substances Facility Response Plans 13 sections
40 CFR part 120 — Definition of Waters of the United States 2 sections
40 CFR part 121 — State Certification of Activities Requiring a Federal License or Permit 19 sections
40 CFR part 122 — EPA Administered Permit Programs: the National Pollutant Discharge Elimination System 39 sections
40 CFR part 123 — State Program Requirements 29 sections
40 CFR part 124 — Procedures for Decisionmaking 57 sections
40 CFR part 125 — Criteria and Standards for the National Pollutant Discharge Elimination System 60 sections
40 CFR part 127 — NPDES Electronic Reporting 15 sections
40 CFR part 129 — Toxic Pollutant Effluent Standards 15 sections
40 CFR part 130 — Water Quality Planning and Management 15 sections
40 CFR part 131 — Water Quality Standards 35 sections
40 CFR part 132 — Water Quality Guidance for the Great Lakes System 6 sections
40 CFR part 133 — Secondary Treatment Regulation 6 sections
40 CFR part 135 — Prior Notice of Citizen Suits 9 sections
40 CFR part 136 — Guidelines Establishing Test Procedures for the Analysis of Pollutants 7 sections
40 CFR part 139 — Discharges Incidental to the Normal Operation of Vessels 30 sections
40 CFR part 140 — Marine Sanitation Device Standard 5 sections
40 CFR part 141 — National Primary Drinking Water Regulations 199 sections
40 CFR part 142 — National Primary Drinking Water Regulations Implementation 63 sections
40 CFR part 143 — Other Safe Drinking Water Act Regulations 16 sections
40 CFR part 144 — Underground Injection Control Program 60 sections
40 CFR part 145 — State UIC Program Requirements 18 sections
40 CFR part 146 — Underground Injection Control Program: Criteria and Standards 53 sections
40 CFR part 147 — State, Tribal, and EPA-Administered Underground Injection Control Programs 263 sections
40 CFR part 148 — Hazardous Waste Injection Restrictions 18 sections
40 CFR part 149 — Sole Source Aquifers 15 sections
40 CFR part 150 — General 1 sections
40 CFR part 151 — Part 151 [Reserved] Reserved
40 CFR part 152 — Pesticide Registration and Classification Procedures 74 sections
40 CFR part 153 — Registration Policies and Interpretations 3 sections
40 CFR part 154 — Special Review Procedures 16 sections
40 CFR part 155 — Registration Standards and Registration Review 17 sections
40 CFR part 156 — Labeling Requirements for Pesticides and Devices 23 sections
40 CFR part 157 — Packaging Requirements for Pesticides and Devices 9 sections
40 CFR part 158 — Data Requirements for Pesticides 121 sections
40 CFR part 159 — Statements of Policies and Interpretations 15 sections
40 CFR part 160 — Good Laboratory Practice Standards 30 sections
40 CFR part 162 — State Registration of Pesticide Products 7 sections
40 CFR part 164 — Rules of Practice Governing Hearings, Under the Federal Insecticide, Fungicide, and Rodenticide Act, Arising from Refusals to Register, Cancellations of Registrations, Changes of Classifications, Suspensions of Registrations and Other Hearings Called Pursuant to Section 6 of the Act 42 sections
40 CFR part 165 — Pesticide Management and Disposal 29 sections
40 CFR part 166 — Exemption of Federal and State Agencies for Use of Pesticides Under Emergency Conditions 20 sections
40 CFR part 167 — Registration of Pesticide and Active Ingredient Producing Establishments, Submission of Pesticide Reports 4 sections
40 CFR part 168 — Statements of Enforcement Policies and Interpretations 10 sections
40 CFR part 169 — Books and Records of Pesticide Production and Distribution 3 sections
40 CFR part 170 — Worker Protection Standard 54 sections
40 CFR part 171 — Certification of Pesticide Applicators 14 sections
40 CFR part 172 — Experimental Use Permits 26 sections
40 CFR part 173 — Procedures Governing the Rescission of State Primary Enforcement Responsibility for Pesticide Use Violations 9 sections
40 CFR part 174 — Procedures and Requirements for Plant-Incorporated Protectants 73 sections
40 CFR part 176 — Time-Limited Tolerances for Emergency Exemptions 8 sections
40 CFR part 178 — Objections and Requests for Hearings 10 sections
40 CFR part 179 — Formal Evidentiary Public Hearing 34 sections
40 CFR part 180 — Tolerances and Exemptions for Pesticide Chemical Residues in Food 760 sections
40 CFR part 181-189 — Parts 181-189 [Reserved] Reserved
40 CFR part 190 — Environmental Radiation Protection Standards for Nuclear Power Operations 5 sections
40 CFR part 191 — Environmental Radiation Protection Standards for Management and Disposal of Spent Nuclear Fuel, High-Level and Transuranic Radioactive Wastes 19 sections
40 CFR part 192 — Health and Environmental Protection Standards for Uranium and Thorium Mill Tailings 21 sections
40 CFR part 194 — Criteria for the Certification and Re-Certification of the Waste Isolation Pilot Plant's Compliance with the 40 CFR Part 191 Disposal Regulations 42 sections
40 CFR part 195 — Radon Proficiency Programs 4 sections
40 CFR part 197 — Public Health and Environmental Radiation Protection Standards for Yucca Mountain, Nevada 20 sections
40 CFR part 201 — Noise Emission Standards for Transportation Equipment; Interstate Rail Carriers 17 sections
40 CFR part 202 — Motor Carriers Engaged in Interstate Commerce 7 sections
40 CFR part 203 — Low-Noise-Emission Products 8 sections
40 CFR part 204 — Noise Emission Standards for Construction Equipment 33 sections
40 CFR part 205 — Transportation Equipment Noise Emission Controls 88 sections
40 CFR part 209 — Rules of Practice Governing Proceedings Under the Noise Control Act of 1972 36 sections
40 CFR part 210 — Prior Notice of Citizen Suits 3 sections
40 CFR part 211 — Product Noise Labeling 44 sections
40 CFR part 220 — General 4 sections
40 CFR part 221 — Applications for Ocean Dumping Permits Under Section 102 of the Act 5 sections
40 CFR part 222 — Action on Ocean Dumping Permit Applications Under Section 102 of the Act 13 sections
40 CFR part 223 — Contents of Permits; Revision, Revocation or Limitation of Ocean Dumping Permits Under Section 104(d) of the Act 5 sections
40 CFR part 224 — Records and Reports Required of Ocean Dumping Permittees Under Section 102 of the Act 2 sections
40 CFR part 225 — Corps of Engineers Dredged Material Permits 4 sections
40 CFR part 227 — Criteria for the Evaluation of Permit Applications for Ocean Dumping of Materials 28 sections
40 CFR part 228 — Criteria for the Management of Disposal Sites for Ocean Dumping 15 sections
40 CFR part 229 — General Permits 3 sections
40 CFR part 230 — Section 404(b)(1) Guidelines for Specification of Disposal Sites for Dredged or Fill Material 49 sections
40 CFR part 231 — Section 404(c) Procedures 8 sections
40 CFR part 232 — 404 Program Definitions; Exempt Activities Not Requiring 404 Permits 3 sections
40 CFR part 233 — 404 State Program Regulations 37 sections
40 CFR part 238 — Degradable Plastic Ring Carriers 3 sections
40 CFR part 239 — Requirements for State Permit Program Determination of Adequacy 13 sections
40 CFR part 240 — Guidelines for the Thermal Processing of Solid Wastes 50 sections
40 CFR part 241 — Solid Wastes Used as Fuels or Ingredients in Combustion Units 4 sections
40 CFR part 243 — Guidelines for the Storage and Collection of Residential, Commercial, and Institutional Solid Waste 18 sections
40 CFR part 246 — Source Separation for Materials Recovery Guidelines 32 sections
40 CFR part 247 — Comprehensive Procurement Guideline for Products Containing Recovered Materials 15 sections
40 CFR part 254 — Prior Notice of Citizen Suits 3 sections
40 CFR part 255 — Identification of Regions and Agencies for Solid Waste Management 16 sections
40 CFR part 256 — Guidelines for Development and Implementation of State Solid Waste Management Plans 28 sections
40 CFR part 257 — Criteria for Classification of Solid Waste Disposal Facilities and Practices 65 sections
40 CFR part 258 — Criteria for Municipal Solid Waste Landfills 48 sections
40 CFR part 259 — Part 259 [Reserved] Reserved
40 CFR part 260 — Hazardous Waste Management System: General 20 sections
40 CFR part 261 — Identification and Listing of Hazardous Waste 92 sections
40 CFR part 262 — Standards Applicable to Generators of Hazardous Waste 69 sections
40 CFR part 263 — Standards Applicable to Transporters of Hazardous Waste 9 sections
40 CFR part 264 — Standards for Owners and Operators of Hazardous Waste Treatment, Storage, and Disposal Facilities 221 sections
40 CFR part 265 — Interim Status Standards for Owners and Operators of Hazardous Waste Treatment, Storage, and Disposal Facilities 220 sections
40 CFR part 266 — Standards for the Management of Specific Hazardous Wastes and Specific Types of Hazardous Waste Management Facilities 62 sections
40 CFR part 267 — Standards for Owners and Operators of Hazardous Waste Facilities Operating Under a Standardized Permit 88 sections
40 CFR part 268 — Land Disposal Restrictions 34 sections
40 CFR part 270 — EPA Administered Permit Programs: the Hazardous Waste Permit Program 94 sections
40 CFR part 271 — Requirements for Authorization of State Hazardous Waste Programs 27 sections
40 CFR part 272 — Approved State Hazardous Waste Management Programs 97 sections
40 CFR part 273 — Standards for Universal Waste Management 44 sections
40 CFR part 278 — Criteria for the Management of Granular Mine Tailings (Chat) in Asphalt Concrete and Portland Cement Concrete in Transportation Construction Projects Funded in Whole or in Part by Federal Funds 4 sections
40 CFR part 279 — Standards for the Management of Used Oil 47 sections
40 CFR part 280 — Technical Standards and Corrective Action Requirements for Owners and Operators of Underground Storage Tanks (UST) 76 sections
40 CFR part 281 — Approval of State Underground Storage Tank Programs 26 sections
40 CFR part 282 — Approved Underground Storage Tank Programs 53 sections
40 CFR part 283-299 — Parts 283-299 [Reserved] Reserved
40 CFR part 300 — National Oil and Hazardous Substances Pollution Contingency Plan 79 sections
40 CFR part 302 — Designation, Reportable Quantities, and Notification 8 sections
40 CFR part 303 — Citizen Awards for Information on Criminal Violations Under Superfund 9 sections
40 CFR part 304 — Arbitration Procedures for Small Superfund Cost Recovery Claims 16 sections
40 CFR part 305 — Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) Administrative Hearing Procedures for Claims Against the Superfund 25 sections
40 CFR part 307 — Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) Claims Procedures 17 sections
40 CFR part 310 — Reimbursement to Local Governments for Emergency Response to Hazardous Substance Releases 24 sections
40 CFR part 311 — Worker Protection 2 sections
40 CFR part 312 — Innocent Landowners, Standards for Conducting All Appropriate Inquiries 15 sections
40 CFR part 350 — Trade Secrecy Claims for Emergency Planning and Community Right-to-Know Information: and Trade Secret Disclosures to Health Professionals 17 sections
40 CFR part 355 — Emergency Planning and Notification 22 sections
40 CFR part 370 — Hazardous Chemical Reporting: Community Right-to-Know 26 sections
40 CFR part 372 — Toxic Chemical Release Reporting: Community Right-to-Know 17 sections
40 CFR part 373 — Reporting Hazardous Substance Activity When Selling or Transferring Federal Real Property 4 sections
40 CFR part 374 — Prior Notice of Citizen Suits 6 sections
40 CFR part 375-399 — Parts 375-399 [Reserved] Reserved
40 CFR part 400 — Part 400 [Reserved] Reserved
40 CFR part 401 — General Provisions 8 sections
40 CFR part 402 — Part 402 [Reserved] Reserved
40 CFR part 403 — General Pretreatment Regulations for Existing and New Sources of Pollution 20 sections
40 CFR part 405 — Dairy Products Processing Point Source Category 96 sections
40 CFR part 406 — Grain Mills Point Source Category 78 sections
40 CFR part 407 — Canned and Preserved Fruits and Vegetables Processing Point Source Category 64 sections
40 CFR part 408 — Canned and Preserved Seafood Processing Point Source Category 264 sections
40 CFR part 409 — Sugar Processing Point Source Category 44 sections
40 CFR part 410 — Textile Mills Point Source Category 75 sections
40 CFR part 411 — Cement Manufacturing Point Source Category 24 sections
40 CFR part 412 — Concentrated Animal Feeding Operations (CAFO) Point Source Category 31 sections
40 CFR part 413 — Electroplating Point Source Category 32 sections
40 CFR part 414 — Organic Chemicals, Plastics, and Synthetic Fibers 58 sections
40 CFR part 415 — Inorganic Chemicals Manufacturing Point Source Category 287 sections
40 CFR part 416 — Part 416 [Reserved] Reserved
40 CFR part 417 — Soap and Detergent Manufacturing Point Source Category 133 sections
40 CFR part 418 — Fertilizer Manufacturing Point Source Category 53 sections
40 CFR part 419 — Petroleum Refining Point Source Category 40 sections
40 CFR part 420 — Iron and Steel Manufacturing Point Source Category 116 sections
40 CFR part 421 — Nonferrous Metals Manufacturing Point Source Category 248 sections
40 CFR part 422 — Phosphate Manufacturing Point Source Category 27 sections
40 CFR part 423 — Steam Electric Power Generating Point Source Category 10 sections
40 CFR part 424 — Ferroalloy Manufacturing Point Source Category 48 sections
40 CFR part 425 — Leather Tanning and Finishing Point Source Category 69 sections
40 CFR part 426 — Glass Manufacturing Point Source Category 94 sections
40 CFR part 427 — Asbestos Manufacturing Point Source Category 78 sections
40 CFR part 428 — Rubber Manufacturing Point Source Category 75 sections
40 CFR part 429 — Timber Products Processing Point Source Category 115 sections
40 CFR part 430 — The Pulp, Paper, and Paperboard Point Source Category 102 sections
40 CFR part 431 — Part 431 [Reserved] Reserved
40 CFR part 432 — Meat and Poultry Products Point Source Category 99 sections
40 CFR part 433 — Metal Finishing Point Source Category 8 sections
40 CFR part 434 — Coal Mining Point Source Category BPT, BAT, BCT Limitations and New Source Performance Standards 44 sections
40 CFR part 435 — Oil and Gas Extraction Point Source Category 25 sections
40 CFR part 436 — Mineral Mining and Processing Point Source Category 65 sections
40 CFR part 437 — The Centralized Waste Treatment Point Source Category 33 sections
40 CFR part 438 — Metal Products and Machinery Point Source Category 6 sections
40 CFR part 439 — Pharmaceutical Manufacturing Point Source Category 40 sections
40 CFR part 440 — Ore Mining and Dressing Point Source Category 76 sections
40 CFR part 441 — Dental Office Point Source Category 5 sections
40 CFR part 442 — Transportation Equipment Cleaning Point Source Category 29 sections
40 CFR part 443 — Effluent Limitations Guidelines for Existing Sources and Standards of Performance and Pretreatment Standards for New Sources for the Paving and Roofing Materials (Tars and Asphalt) Point Source Category 28 sections
40 CFR part 444 — Waste Combustors Point Source Category 9 sections
40 CFR part 445 — Landfills Point Source Category 13 sections
40 CFR part 446 — Paint Formulating Point Source Category 7 sections
40 CFR part 447 — Ink Formulating Point Source Category 7 sections
40 CFR part 449 — Airport Deicing Point Source Category 5 sections
40 CFR part 450 — Construction and Development Point Source Category 6 sections
40 CFR part 451 — Concentrated Aquatic Animal Production Point Source Category 13 sections
40 CFR part 454 — Gum and Wood Chemicals Manufacturing Point Source Category 18 sections
40 CFR part 455 — Pesticide Chemicals 35 sections
40 CFR part 457 — Explosives Manufacturing Point Source Category 6 sections
40 CFR part 458 — Carbon Black Manufacturing Point Source Category 28 sections
40 CFR part 459 — Photographic Point Source Category 3 sections
40 CFR part 460 — Hospital Point Source Category 3 sections
40 CFR part 461 — Battery Manufacturing Point Source Category 42 sections
40 CFR part 463 — Plastics Molding and Forming Point Source Category 27 sections
40 CFR part 464 — Metal Molding and Casting Point Source Category 36 sections
40 CFR part 465 — Coil Coating Point Source Category 29 sections
40 CFR part 466 — Porcelain Enameling Point Source Category 27 sections
40 CFR part 467 — Aluminum Forming Point Source Category 53 sections
40 CFR part 468 — Copper Forming Point Source Category 12 sections
40 CFR part 469 — Electrical and Electronic Components Point Source Category 30 sections
40 CFR part 471 — Nonferrous Metals Forming and Metal Powders Point Source Category 73 sections
40 CFR part 501 — State Sludge Management Program Regulations 22 sections
40 CFR part 503 — Standards for the Use or Disposal of Sewage Sludge 40 sections
40 CFR part 600 — Fuel Economy and Greenhouse Gas Exhaust Emissions of Motor Vehicles 45 sections
40 CFR part 610 — Fuel Economy Retrofit Devices 33 sections
40 CFR part 611-699 — Parts 611-699 [Reserved] Reserved
40 CFR part 700 — General 6 sections
40 CFR part 702 — General Practices and Procedures 23 sections
40 CFR part 703 — Confidentiality Claims 5 sections
40 CFR part 704 — Reporting and Recordkeeping Requirements 17 sections
40 CFR part 705 — Reporting and Recordkeeping Requirements for Certain Per- and Polyfluoroalkyl Substances 12 sections
40 CFR part 707 — Chemical Imports and Exports 8 sections
40 CFR part 710 — Compilation of the TSCA Chemical Substance Inventory 20 sections
40 CFR part 711 — TSCA Chemical Data Reporting Requirements 13 sections
40 CFR part 712 — Chemical Information Rules 9 sections
40 CFR part 713 — Reporting Requirements for the TSCA Inventory of Mercury Supply, Use, and Trade 10 sections
40 CFR part 716 — Health and Safety Data Reporting 17 sections
40 CFR part 717 — Records and Reports of Allegations That Chemical Substances Cause Significant Adverse Reactions to Health or the Environment 9 sections
40 CFR part 720 — Premanufacture Notification 23 sections
40 CFR part 721 — Significant New Uses of Chemical Substances 2655 sections
40 CFR part 722 — Part 722 [Reserved] Reserved
40 CFR part 723 — Premanufacture Notification Exemptions 3 sections
40 CFR part 725 — Reporting Requirements and Review Processes for Microorganisms 75 sections
40 CFR part 745 — Lead-Based Paint Poisoning Prevention in Certain Residential Structures 47 sections
40 CFR part 747 — Metalworking Fluids 3 sections
40 CFR part 749 — Water Treatment Chemicals 1 sections
40 CFR part 750 — Procedures for Rulemaking Under Section 6 of the Toxic Substances Control Act 12 sections
40 CFR part 751 — Regulation of Certain Chemical Substances and Mixtures Under Section 6 of the Toxic Substances Control Act 57 sections
40 CFR part 761 — Polychlorinated Biphenyls (PCBs) Manufacturing, Processing, Distribution in Commerce, and Use Prohibitions 109 sections
40 CFR part 763 — Asbestos 31 sections
40 CFR part 766 — Dibenzo-Para-Dioxins/Dibenzofurans 17 sections
40 CFR part 767-769 — Parts 767-769 [Reserved] Reserved
40 CFR part 770 — Formaldehyde Standards for Composite Wood Products 20 sections
40 CFR part 771-789 — Parts 771-789 [Reserved] Reserved
40 CFR part 790 — Procedures Governing Testing Consent Agreements and Test Rules 28 sections
40 CFR part 791 — Data Reimbursement 20 sections
40 CFR part 792 — Good Laboratory Practice Standards 30 sections
40 CFR part 795 — Provisional Test Guidelines 7 sections
40 CFR part 796 — Chemical Fate Testing Guidelines 5 sections
40 CFR part 797 — Environmental Effects Testing Guidelines 7 sections
40 CFR part 798 — Health Effects Testing Guidelines 27 sections
40 CFR part 799 — Identification of Specific Chemical Substance and Mixture Testing Requirements 58 sections
40 CFR part 1000-1026 — Parts 1000-1026 [Reserved] Reserved
40 CFR part 1027 — Fees for Vehicle and Engine Compliance Programs 11 sections
40 CFR part 1030 — Control of Greenhouse Gas Emissions from Engines Installed on Airplanes 12 sections
40 CFR part 1031 — Control of Air Pollution from Aircraft Engines 18 sections
40 CFR part 1033 — Control of Emissions from Locomotives 83 sections
40 CFR part 1036 — Control of Emissions from New and In-Use Heavy-Duty Highway Engines 81 sections
40 CFR part 1037 — Control of Emissions from New Heavy-Duty Motor Vehicles 76 sections
40 CFR part 1039 — Control of Emissions from New and In-Use Nonroad Compression-Ignition Engines 68 sections
40 CFR part 1042 — Control of Emissions from New and In-Use Marine Compression-Ignition Engines and Vessels 84 sections
40 CFR part 1043 — Control of NOX, SOX, and PM Emissions from Marine Engines and Vessels Subject to the MARPOL Protocol 16 sections
40 CFR part 1045 — Control of Emissions from Spark-Ignition Propulsion Marine Engines and Vessels 81 sections
40 CFR part 1048 — Control of Emissions from New, Large Nonroad Spark-Ignition Engines 65 sections
40 CFR part 1051 — Control of Emissions from Recreational Engines and Vehicles 75 sections
40 CFR part 1054 — Control of Emissions from New, Small Nonroad Spark-Ignition Engines and Equipment 75 sections
40 CFR part 1060 — Control of Evaporative Emissions from New and In-Use Nonroad and Stationary Equipment 46 sections
40 CFR part 1065 — Engine-Testing Procedures 174 sections
40 CFR part 1066 — Vehicle-Testing Procedures 84 sections
40 CFR part 1068 — General Compliance Provisions for Highway, Stationary, and Nonroad Programs 73 sections
40 CFR part 1074 — Preemption of State Standards and Procedures for Waiver of Federal Preemption for Nonroad Engines and Nonroad Vehicles 7 sections
40 CFR part 1075-1089 — Parts 1075-1089 [Reserved] Reserved
40 CFR part 1090 — Regulation of Fuels, Fuel Additives, and Regulated Blendstocks 165 sections
40 CFR part 1091-1099 — Parts 1091-1099 [Reserved] Reserved

Environmental Protection Agency and Department of Justice

40 CFR part 1400 — Distribution of Off-Site Consequence Analysis Information 13 sections
40 CFR part 1401-1499 — Parts 1401-1499 [Reserved] Reserved

Council on Environmental Quality

40 CFR part 1500-1508 — Parts 1500-1508 [Reserved] Reserved
40 CFR part 1515 — Freedom of Information Act Procedures 26 sections
40 CFR part 1516 — Privacy Act Implementation 8 sections
40 CFR part 1517 — Public Meeting Procedures of the Council on Environmental Quality 7 sections
40 CFR part 1518 — Office of Environmental Quality Management Fund 5 sections
40 CFR part 1519-1599 — Parts 1519-1599 [Reserved] Reserved

Chemical Safety and Hazard Investigation Board

40 CFR part 1600 — Organization and Functions of the Chemical Safety and Hazard Investigation Board 5 sections
40 CFR part 1601 — Procedures for Disclosure of Records Under the Freedom of Information Act 13 sections
40 CFR part 1602 — Protection of Privacy and Access to Individual Records Under the Privacy Act of 1974 10 sections
40 CFR part 1603 — Rules Implementing the Government in the Sunshine Act 14 sections
40 CFR part 1604 — Reporting of Accidental Releases 6 sections
40 CFR part 1610 — Administrative Investigations 4 sections
40 CFR part 1611 — Testimony by Employees in Legal Proceedings 10 sections
40 CFR part 1612 — Production of Records in Legal Proceedings 5 sections
40 CFR part 1613-1619 — Parts 1613-1619 [Reserved] Reserved
40 CFR part 1620 — Administrative Claims Arising Under the Federal Tort Claims Act

Environmental Protection Agency and Department of Defense; Uniform National Discharge Standards for Vessels of the Armed Forces

40 CFR part 1700 — Uniform National Discharge Standards for Vessels of the Armed Forces 41 sections
40 CFR part 1701-1799 — Parts 1701-1799 [Reserved] Reserved

Gulf Coast Ecosystem Restoration Council

40 CFR part 1800 — Spill Impact Component 15 sections
40 CFR part 1801-1849 — Parts 1801-1849 [Reserved] Reserved
40 CFR part 1850 — Availability of Records 25 sections
40 CFR part 1851-1899 — Parts 1851-1899 [Reserved] Reserved

Federal Permitting Improvement Steering Council

40 CFR part 1900 — Federal Permitting Improvement 2 sections

CURRENCY

Electronic copy current as of: September 17, 2026
Last amended: September 17, 2026
Issue date: September 17, 2026

These dates describe the published material. They do not by themselves establish that a rule is in effect.

Open title 40 at eCFR

10 sections

40 CFR part 1621-1699 — Parts 1621-1699 [Reserved] Reserved