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Contact HVIP

Have questions? We’d love to hear from you!

Toll-Free Hotline

Available Mondays to Fridays, 9AM – 5PM Pacific
1-888-457-HVIP or 1-888-457-4847
Se habla español

Interested in information about California regulations affecting fleets, and more about truck replacement? Visit CARB’s One Stop Truck site.

General
Questions / Inquiries

[email protected]

Voucher Processing Questions

voucherprocessing@
tetratech.com

Vehicle Eligibility
Information for
Manufacturers

Manufacturer Contact

Innovative
Small e-Fleets
Questions

[email protected]

School Bus
Set-Aside
Questions

schoolbusteam@
calstart.org

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ISEF Reopens October 21, 2025, for Small Fleets

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September 9, 2025 The Clean Truck and Bus Voucher Incentive Project (HVIP) is now accepting voucher request applications. Additionally, eligible (...)

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September 8, 2025 The Clean Truck and Bus Voucher Incentive Project (HVIP) has published Appendix H of the FY 24-25 Implementation Manual (...)

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HVIP FY24-25 Implementation Manual Now Available

The Clean Truck and Bus Voucher Incentive Project (HVIP) will reopen for voucher request submissions on Tuesday, September 9, 2025 (...)

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October 18, 2024 Initial $60 million in HVIP-stacked incentives has been fully subscribed; HVIP funds are still available, and additional (...)

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Policy Changes for FY24-25 and Closure of Standard HVIP and Drayage Set-Aside

November 26, 2024 Update December 19, 2024: the Drayage Set-Aside is also now closed. See www.californiahvip.org/funding for ongoing updates on (...)

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Privacy Policy Update

February 21, 2025 We value your privacy. We’ve updated our Privacy Policy to provide greater clarity on how we process (...)

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