California's clean air vehicle decals for free carpool lane access will likely expire in 2025. Here's what to know.

The clock is running out on California's Clean Air Vehicle Decal program that allows EVs to travel in the carpool lane regardless occupancy.

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

Automotive News reports, In 2024, the state's Department of Motor Vehicles issued 194,486 stickers allowing cars to use the HOV lane with single occupancy through the Clean Air Vehicle decal program.

Drivers of cars with a Clean Air Vehicle decal have been driving in California HOV and carpool lanes without passengers since 2005, thanks to a federal transportation bill. However, that access ...

Crit'Air stickers come in six categories, from green for the cleanest vehicles to dark grey.