Vehicle technology: Vehicle emissions rules – California RegSenseState InfoFleet SafetyCaliforniaMobile Emission SourcesBest ResultsAir ProgramsEnvironmentalAir QualityVehicle TechnologyVehicle TechnologyFocus AreaEnglishTransportation
California has adopted heavy-duty vehicle emission regulations. Citations13 CCR 196313 CCR 1956.813 CCR 1961.313 CCR 1961.413 CCR 1956.8 ['Air Programs', 'Vehicle Technology']['Vehicle Technology', 'Mobile Emission Sources']