Clean Truck Check (HD I/M) | California Air Resources Board

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Clean Truck Check (HD I/M)

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Resources

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Database Reporting Requirements

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Guidance to Vehicle Owners on 2024 Periodic Testing Requirements for Vehicles Subject to Annual Testing: California Registered Motorhomes and Agricultural Vehicles

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Guidance to Vehicle Owners on 2024 Periodic Testing Requirements for Vehicles Subject to Semiannual Testing

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June 2023 Guidance to Vehicle Owners on Upcoming Requirements

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OBD Test Devices

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Overlap between the Clean Truck Check and the Periodic Smoke Inspection Program (PSIP)

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Credentialed Tester

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Clean Truck Check / Heavy-Duty Inspection and Maintenance Program

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Technical Analysis of End of Useful Life Scenarios - South Coast

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Technical Analysis of End of Useful Life Scenarios - Statewide