| gptkbp:instanceOf | gptkb:United_States_federal_law 
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                                | gptkbp:administeredBy | gptkb:Environmental_Protection_Agency 
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                                | gptkbp:amendedBy | 1977 1990
 
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                                | gptkbp:appliesTo | mobile sources stationary sources
 
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                                | gptkbp:citation | gptkb:42_U.S.C._§_7401_et_seq. 
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                                | gptkbp:enactedBy | gptkb:United_States_Congress 
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                                | gptkbp:enforcedBy | gptkb:Environmental_Protection_Agency state agencies
 
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                                | gptkbp:establishes | gptkb:New_Source_Performance_Standards gptkb:State_Implementation_Plans
 gptkb:National_Ambient_Air_Quality_Standards
 gptkb:National_Emission_Standards_for_Hazardous_Air_Pollutants
 
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                                | gptkbp:influenced | air quality regulation worldwide 
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                                | gptkbp:influencedBy | gptkb:Air_Pollution_Control_Act_of_1955 
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                                | gptkbp:nickname | gptkb:CAA 
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                                | gptkbp:notableCase | gptkb:American_Trucking_Associations_v._EPA gptkb:Massachusetts_v._EPA
 gptkb:Chevron_U.S.A.,_Inc._v._Natural_Resources_Defense_Council,_Inc.
 
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                                | gptkbp:providesFor | gptkb:federal-state_partnership citizen suits
 market-based approaches
 technology-based standards
 
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                                | gptkbp:purpose | protect public health protect public welfare
 regulate air emissions
 
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                                | gptkbp:regulates | criteria air pollutants ozone-depleting substances
 greenhouse gases
 hazardous air pollutants
 
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                                | gptkbp:relatedTo | gptkb:National_Environmental_Policy_Act gptkb:Clean_Water_Act
 gptkb:Resource_Conservation_and_Recovery_Act
 
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                                | gptkbp:section | Title I - Air Pollution Prevention and Control Title II - Emission Standards for Moving Sources
 Title III - General Provisions
 Title IV - Noise Pollution
 Title V - Permits
 Title VI - Stratospheric Ozone Protection
 
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                                | gptkbp:signedBy | gptkb:Richard_Nixon December 31, 1970
 
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                                | gptkbp:website | https://www.epa.gov/clean-air-act-overview 
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                                | gptkbp:bfsParent | gptkb:Vehicle_Emissions_Testing gptkb:photochemical_smog
 gptkb:Mandatory_Greenhouse_Gas_Reporting
 
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                                | gptkbp:bfsLayer | 8 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Clean Air Act (US) 
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