Code of Federal Regulations · Subchapter
Subchapter C — Air Programs
40 C.F.R. subch. C
- Part 50 National Primary And Secondary Ambient Air Quality Standards
- Part 51 Requirements For Preparation, Adoption, And Submittal Of Implementation Plans
- Part 52 Approval And Promulgation Of Implementation Plans
- Part 53 Ambient Air Monitoring Reference And Equivalent Methods
- Part 54 Prior Notice Of Citizen Suits
- Part 55 Outer Continental Shelf Air Regulations
- Part 56 Regional Consistency
- Part 57 Primary Nonferrous Smelter Orders
- Part 58 Ambient Air Quality Surveillance
- Part 59 National Volatile Organic Compound Emission Standards For Consumer And Commercial Products
- Part 60 Standards Of Performance For New Stationary Sources
- Part 61 National Emission Standards For Hazardous Air Pollutants
- Part 62 Approval And Promulgation Of State Plans For Designated Facilities And Pollutants
- Part 63 National Emission Standards For Hazardous Air Pollutants For Source Categories
- Part 64 Compliance Assurance Monitoring
- Part 65 Consolidated Federal Air Rule
- Part 66 Assessment And Collection Of Noncompliance Penalties By Epa
- Part 67 Epa Approval Of State Noncompliance Penalty Program
- Part 68 Chemical Accident Prevention Provisions
- Part 69 Special Exemptions From Requirements Of The Clean Air Act
- Part 70 State Operating Permit Programs
- Part 71 Federal Operating Permit Programs
- Part 72 Permits Regulation
- Part 73 Sulfur Dioxide Allowance System
- Part 74 Sulfur Dioxide Opt-ins
- Part 75 Continuous Emission Monitoring
- Part 76 Acid Rain Nitrogen Oxides Emission Reduction Program
- Part 77 Excess Emissions
- Part 78 Appeal Procedures
- Part 79 Registration Of Fuels And Fuel Additives
- Part 80 Regulation Of Fuels And Fuel Additives
- Part 81 Designation Of Areas For Air Quality Planning Purposes
- Part 82 Protection Of Stratospheric Ozone
- Part 83 Part 83 [reserved]
- Part 84 Phasedown Of Hydrofluorocarbons
- Part 85 Control Of Air Pollution From Mobile Sources
- Part 86 Control Of Emissions From New And In-use Highway Vehicles And Engines
- Part 87 Control Of Air Pollution From Aircraft And Aircraft Engines
- Part 88 Clean-fuel Vehicles
- Part 89 Control Of Emissions From New And In-use Nonroad Compression-ignition Engines
- Part 90 Control Of Emissions From Nonroad Spark-ignition Engines At Or Below 19 Kilowatts
- Part 91 Control Of Emissions From Marine Spark-ignition Engines
- Part 92 Control Of Air Pollution From Locomotives And Locomotive Engines
- Part 93 Determining Conformity Of Federal Actions To State Or Federal Implementation Plans
- Part 94 Control Of Emissions From Marine Compression-ignition Engines
- Part 95 Mandatory Patent Licenses
- Part 96 Nox Budget Trading Program And Cair Nox And So2 Trading Programs For State Implementation Plans
- Part 97 Federal Nox Budget Trading Program, Cair Nox And So2 Trading Programs, Csapr Nox And So2 Trading Programs, And Texas So2 Trading Program
- Part 98 Mandatory Greenhouse Gas Reporting
- Part 99 Part 99 [reserved]