The 2026-27 Budget: Proposed Zero-Emission Vehicle Incentive

Feb 24, 2026 - Mobile sources —including light ‑, medium ‑, and heavy ‑duty vehicles —contribute to California ’s GHG emissions and air pollution. For example, light ‑duty vehicles represent about 28  percent of statewide GHG emissions and 7  percent of statewide NOx emissions.
https://lao.ca.gov/Publications/Report/5140

The 2026-27 Budget: Governor’s Sustainable Aviation Fuel Tax Credit Proposal

Feb 24, 2026 - Diesel is primarily used by medium ‑ and heavy ‑duty trucks, buses, and other large vehicles. The diesel excise tax is currently 46.6 cents per gallon and is adjusted each July for inflation. In 2026 ‑27, the tax is projected to increase to 48.2 cents per gallon and generate about $1.5  billion.
https://lao.ca.gov/Publications/Report/5139