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 EnforcementAdvanced Clean Cars ProgramAdvanced Clean TrucksAir Cleaners & Ozone Generating ProductsAlternative Diesel FuelsCalifornia Racing VehiclesClimate Change ProgramsCommercial Harbor Craft Community Air Protection Program Emergency Backup GeneratorsFARMER ProgramFuels ProgramIndoor Air QualityLow-Emission Vehicle ProgramLower-Emission School Bus ProgramOil and Natural Gas Production, Processing, and Storage People at Risk(-)Portable Equipment Registration Program (PERP)Research PlanningSchool BusesStationary Hydrofluorocarbon Reduction MeasuresSustainable Communities & Climate Protection ProgramTruck and Bus Regulation Vapor Recovery(-)Zero-Emission Vehicle FleetZero-Emission Vehicle ProgramFact SheetFormInformationLegal Document(-)NoticePresentationResearch 2 results found for NoticeGovernor's Letter Regarding Zero-Emission Fleet Rules NoticePERP- Public Notification & Outreach FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood