News Releases Search All News ReleasesView all news releases or search by topic, program, or year. Climate ChangeEnvironmental JusticeIncentives(-)On-Road Heavy-Duty VehiclesTruck & BusAdvanced Clean FleetsAdvanced Clean TrucksCalifornia Climate InvestmentsClean Truck & Bus Vouchers (HVIP)Clean Truck Check (HD I/M)Community Air Protection Program Diesel EnforcementEnforcement of Clean Truck Check HD I/M RegulationExposureHeavy-Duty Hybrid Electric Vehicle Certification ProceduresInnovative Small E-Fleet Pilot ProjectLow Carbon Transportation Incentives and Air Quality Improvement Program(-)Lower-Emission School Bus ProgramOn-Road Heavy-Duty Voucher Incentive ProgramSchool BusesSustainable Communities & Climate Protection Program2006 1 results found for Dec 8, 2006State’s Oldest School Bus Retires After 55 Memorable Years of Service Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContact Office of Communications comms@arb.ca.gov