Resources Resources, research, data & other tools Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchA-Z indexVapor RecoveryEducational ResourcesVideos Keywords Air PollutionCalifornia is Going Zero EmissionsClean CarsClimate Change(-)EnforcementFreight & Goods MovementIncentives(-)Industry & ManufacturingOn-Road Heavy-Duty VehiclesTruck & BusZero-Emission TransportationAir Quality TrainingCalifornia Climate Investments(-)Cargo Tank Vapor RecoveryCarl Moyer Program: School BusCommunity Air Protection IncentivesCommunity Outreach and EnforcementDiesel EnforcementDiesel Vehicles(-)Enforcement of Clean Truck Check HD I/M Regulation(-)Enforcement Policy & Reports(-)Equipment and Process Precertification Program (Stationary Sources Only)Low Carbon Transportation Investments and Air Quality Improvement ProgramLower-Emission School Bus ProgramOil and Natural Gas Production, Processing, and Storage Portable Equipment Registration Program (PERP)School BusesSemiconductor(-)Stationary Hydrofluorocarbon Reduction MeasuresSupplemental Environmental Projects (SEP)(-)Truck and Bus Regulation (-)Truck Loan Assistance Program(-)Fact SheetInformationLegal DocumentLinkNotice(-)Reports 9 results found for Fact SheetOn-Board Diagnostics (OBD) Testing Devices Fact SheetDMV Compliance Verification ReportsSAE J1667 Snap Acceleration Smoke Test Procedure for Heavy-Duty Powered Vehicles Fact SheetEnforcement Administrative Hearings & Penalty Program Fact SheetCriteria for Equipment and Process Precertification Fact SheetHydrofluorocarbon (HFC) Prohibitions in California Fact SheetCargo Tank Vapor Recovery Fact Sheet ReportsCargo Tank Vapor Recovery Test Procedures ReportsEnforcement Reports Featuredthe TruckStop Diesel truck informationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood