Disclaimer
Last updated: 2026
Not affiliated with CARB
CarbTesters.org and CarbTester.org are operated by Bobega LLC. This site is not affiliated with, sponsored by, or endorsed by the California Air Resources Board (CARB) or any government agency. References to CARB and the Clean Truck Check program are for identification and informational purposes only.
Source of data
Listings are compiled from public information published by CARB. We make reasonable efforts to present this data accurately, but listings may be incomplete, outdated, or contain errors, and may not reflect the latest CARB updates. Always confirm a tester’s credentials, capabilities, and availability directly with the tester and verify program requirements on the official CARB program site before relying on them.
No professional advice
Information on this site is provided “as is” for general informational purposes and does not constitute legal, regulatory, or compliance advice. You are responsible for understanding and meeting your own compliance obligations.
Map data
Maps are powered by OpenStreetMap and rendered with Leaflet. Approximate locations are derived from ZIP / postal codes and may not reflect a tester’s exact address. Use the “Directions” link and confirm with the tester before traveling.
Use responsibly
This tool is built for truckers and trucking companies to connect with credentialed testers. Do not use listings for unsolicited bulk contact, harassment, or any unlawful purpose. We may remove or modify listings at our discretion.
Limitation of liability
To the maximum extent permitted by law, Bobega LLC is not liable for any damages arising from your use of this site or reliance on its content, including any interactions or transactions with listed testers.
Contact & corrections
To request a correction or removal of a listing, please reach out through the channels provided by Bobega LLC.