Contacts We can helpCARB staff are ready to help you find what you're looking for.Contacts Keywords AgricultureAirborne ToxicsAircraft & AirportsAir PollutionAir Quality MonitoringAir Quality PlansCalifornia is Going Zero EmissionsClean CarsClimate ChangeConsumer ProductsEnergy(-)EnforcementEnvironmental JusticeFreight & Goods MovementFuelsHealthIncentivesIndoor Air Quality & ExposureIndustry & ManufacturingLawn, Garden & Landscape EquipmentOn-Road Heavy-Duty VehiclesResearchSmokeSustainable CommunitiesTransitTruck & BusVW Diesel VehiclesZero-Emission TransportationAsbestos NESHAP ProgramCalifornia Racing VehiclesCommunity Outreach and EnforcementComposite Wood EnforcementDiesel EnforcementEnforcement of Clean Truck Check HD I/M RegulationEnvironmental ComplaintsPortable Equipment Registration Program (PERP)Supplemental Environmental Projects (SEPs)ACEHIPRSTodo 13 results found for Registrar Emailarbtrain@arb.ca.govPhone(916) 322-3937DivisionEnforcement DivisionTopicsEnforcement