Resources Resources such as documents, research, data, and other tools related to the activities of the California Air Resources Board are available from this page. Use the following general categories or the search tool below. Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchA-Z indexVapor Recovery Keywords (-)EnforcementAccessible Clean Transportation Options SB 350Advanced Clean Cars ProgramAir Cleaners & Ozone Generating ProductsCalifornia Climate InvestmentsCalifornia Racing VehiclesCargo Tank Vapor RecoveryClimate Change ProgramsCommunity AirCommunity Air Protection Program Community HealthCommunity SolutionsDiesel EnforcementDiesel VehiclesEmergency Backup Generators(-)Enforcement Policy & ReportsEquipment and Process Precertification Program (Stationary Sources Only)ExposureIn-Use Off-Road Diesel-Fueled Fleets RegulationIndoor Air QualityLarge Spark-Ignition (LSI) Engine Fleet Requirements RegulationLow Carbon Transportation Investments and Air Quality Improvement ProgramLower-Emission School Bus ProgramNew Source Review Permitting ProgramsOn-Road Heavy-Duty Certification ProgramOutdoor Air Quality StandardsPeople at RiskPortable Equipment Registration Program (PERP)Protect California Air Act of 2003 - Senate Bill 288Public Safety Power Shutoff (PSPS) EventsSchool BusesSmall Off-Road Engines (SORE)Supplemental Environmental Projects (SEPs)Sustainable Communities & Climate Protection ProgramTruck and Bus Regulation Truck Loan Assistance ProgramZero-Emission Landscaping EquipmentFact SheetInformationReports 3 results found for Fact SheetEnforcement Administrative Hearings & Penalty Program ReportsEnforcement Reports InformationEnforcement Policy FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood