Resources Resources, research, data & other tools Resource DirectoriesExecutive OrdersPermits, Certifications, Verifications, and RegistrationsFormsDatabase ApplicationsResearchVapor RecoveryEducational ResourcesVideos Keywords California is Going Zero EmissionsClean CarsClimate Change(-)EnforcementFreight & Goods MovementIncentivesIndustry & ManufacturingZero-Emission TransportationCalifornia Racing VehiclesCargo Tank Vapor RecoveryEmergency Backup GeneratorsEnforcement of Clean Truck Check HD I/M RegulationEnforcement Policy & ReportsFuels Enforcement ProgramNaturally Occurring AsbestosNew Source Review Permitting Programs(-)Portable Equipment Registration Program (PERP)Protect California Air Act of 2003 - Senate Bill 288Public Safety Power Shutoff (PSPS) EventsSupplemental Environmental Projects (SEP)Fact SheetForm(-)Information(-)NoticeReports 2 results found for NoticePERP- Public Notification & Outreach Information Non-road Diesel Engine Certification Tier Chart Featuredthe TruckStop Diesel truck informationDriveClean Buying guide for clean and efficient vehiclesBreathe Well Air quality in your neighborhood