San Bernardino County Measure I, Local Transportation Improvement Program
What does this measure do?
Supports: Public Infrastructure
Opposes: Government Spending Reduction
San Bernardino County's half-cent transportation sales tax would continue past its 2040 end date, at the same rate, until voters end it. You would keep paying it on purchases, and it would raise about $250 million a year for roads, bridges, and cheaper transit fares.
Read the official ballot measure (PDF)
Proposed by: San Bernardino County Board of Supervisors (Resolution 2026-116)
The county's elected board called the vote on the transportation authority's sales tax plan (Ordinance 26-1). California requires a public vote on a local tax.
Source: uploads.rov.sbcounty.gov
A YES vote means
The 0.5% transportation sales tax would continue past 2040 until voters end it. The rate would not increase.
A NO vote means
The tax would expire in 2040. Its estimated $250 million in yearly transportation funding would then end.
Campaign Finance Information
Campaign Finance Information
Largest donors supporting
- TRC Environmental CorporationEngineering and environmental consulting firm$100,000
- Rebuild SoCal PartnershipConstruction union and contractor group for public works$100,000
- Auto Club EnterprisesAAA auto club of Southern California$75,000
- Yuhaaviatam of San Manuel NationTribe that owns a casino$75,000
- HNTB Corporation · MOEngineering firm that designs roads and transit$50,000
Largest donors opposing
No large donors reported.
Filings as of September 19, 2026 · Source: netfile.com
Source: elections.sbcounty.gov
Source: elections.sbcounty.gov