Resources Resources, research, data & other tools Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchVapor RecoveryEducational ResourcesVideos Keywords Air Pollution(-)Biking & WalkingCalifornia is Going Zero EmissionsClean CarsClimate ChangeCommunitiesConsumer Products(-)EnforcementEnvironmental JusticeHealthIncentivesIndoor Air Quality & ExposureOn-Road Heavy-Duty VehiclesResearchSustainable CommunitiesTruck & BusZero-Emission TransportationAir Quality TrainingCargo Tank Vapor RecoveryCommunity Air Protection Program Community HealthCommunity Outreach and Enforcement(-)Community SolutionsDiesel EnforcementDiesel VehiclesEnforcement of Clean Truck Check HD I/M RegulationEnforcement Policy & Reports(-)Equipment and Process Precertification Program (Stationary Sources Only)ExposurePeople at RiskPortable Equipment Registration Program (PERP)(-)School Buses(-)Sustainable Communities & Climate Protection ProgramTruck and Bus Regulation (-)Truck Loan Assistance Program(-)Fact SheetResearch 4 results found for Fact SheetDMV Compliance Verification Fact SheetCriteria for Equipment and Process Precertification Fact SheetReduce Your Exposure to Particle Pollution Fact SheetHealth Benefits of Physical Activity Featuredthe TruckStop Diesel truck informationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood