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 Airborne ToxicsAir PollutionBusiness Assistance(-)Cars & TrucksClimate ChangeEnforcementFuelsIndustry & ManufacturingMeasuring Air QualityResearch(-)Truck & BusAdvanced Clean Cars ProgramAdvanced Clean TrucksAlternative Diesel FuelsCarl Moyer Memorial Air Quality Standards Attainment ProgramClimate Change ProgramsCommunity Air Protection Program Community HealthCommunity SolutionsDiesel VehiclesExposureGreenhouse Gas Standards for Medium- and Heavy-Duty Engines and VehiclesIn-Use Compliance ProgramsIn-Use Off-Road Diesel-Fueled Fleets RegulationIndoor Air QualityLow-Emission Vehicle ProgramOBD - On-Board Diagnostic ProgramPeople at RiskPort Activities Research PlanningSchool BusesStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection ProgramTransport Refrigeration UnitTruck and Bus Regulation (-)Truck and Bus Surveillance ProgramTruck Loan Assistance Program(-)Vapor RecoveryVehicle Emissions Research ProgramZero-Emission Powertrain CertificationZero-Emission Vehicle ProgramFact SheetNotice 2 results found for Fact SheetTruck and Bus Surveillance Program - Frequently Asked Questions NoticeWorkshop - Vapor Recovery Nozzle and Fill Pipe Specifications FeaturedTruckStop Diesel Truck InformationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood