California Air Resources Board (CARB)

Built World

Its harbor craft rule drove the project; its Carl Moyer program helped fund it

Docked Golden Gate ferries no longer run diesel generators between crossings. Automated shore power berths went live October 24 at the San Francisco Ferry Building and Larkspur, letting deckhands plug a boat into the grid in under 45 seconds.

Updated Oct 25

Money Moves

As of September 2026: Must approve or deny SFMTA's exemption request

San Francisco's transit agency voted to postpone buying 378 battery-electric buses, opting for cheaper diesel-hybrid models to save $452 million. The swap needs approval from the California Air Resources Board (CARB), which mandates the electric purchase.

Updated Sep 15

Rule Changes

As of September 2026: Rulemaking authority; adopted the amended regulation in May 2026

California's largest polluters began operating under a sharply tighter carbon cap on September 1. The amended Cap-and-Invest Program, previously called Cap-and-Trade, removes 118 million pollution allowances through 2030, shrinking the cap 11% each year this decade.

Updated Sep 2